S
  1. study help
  2. subject categories
  3. sciences
  4. mathematics
  5. september 2022
  6. 08

Mathematics Questions and Answers September 08, 2022

Expert-verified solutions to help you succeed

Suppose a random variable, x, follows a Poisson distribution. Let = 2.5 every minute, find the P(X 125) over an hour

You construct a scatterplot between two numerical variables and you observe that the points lie very close a straight line, which rises as you look to the right. Which value of the correlation condition is most likely to be associated with this graph? Group of answer choices -.2 -.9 +.9 -.9

In one particular month, a person has a balance of $2,140 on their credit card for 16 days. They then make a purchase and carry a balance of $2,290 for the next 8 days. Then this person makes a payment and carries a balance of $1,890 for the remaining 7 days in the month. What is their average daily balance rounded to the nearest cent?

Compare the monthly payments and total loan costs for the following pairs of loan options. Assume that both loans are fixed rate and have the same closing costs. You need a $160,000 loan. Option 1: a 30-year loan at an APR of 8.5% Option 2: a 15-year loan at an APR of 8%. Find the monthly payment for each option. The monthly payment for option 1
image text in transcribed

Question 1.A ball is thrown at an angle upwards. Its height, in feet, is given as a function of time, in seconds, by the equation, h (t) = -13(t - 1) 2 + 17. a.Determine the maximum height the ball reaches. _______________ b.Determine the height of the ball after two seconds. __________________ c.From what height was the ball thrown?

The chances of a tax return being audited are about 23 23 in 1,000 if an income is less than$100,000 and 29 29 in 1,000 if an income is$100,000 or more. Complete parts a through e . a. What is the probability that a taxpayer with income less than$100,000 will beaudited? With income of$100,000 ormore? Upper P left parenthesis taxpayer with income

1.Explain in detail what is meant by correlation. a.Give three examples of a positive correlation and three examples of a negative correlation. b.Describe at least one lurking variable for each of the correlations provided in part a. c.Describe one outlier that could occur with each of your examples from part a.

The height of a rectangular box is 4 times its length, and its width is 6 in more than its length. The volume of the box is 47 in . Use the ALEKS graphing calculator to find the length of the box. Round your answer to two decimal places. in X
image text in transcribed

Wake turbulence is typically characterized by Group of answer choices A sink rate of 300-500 feet per minute A total sink of approximately 500-1,000 feet A lateral spread of approximately 3,000 feet (no wind) All of the above

In the problem, t is a real number and P= (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t. (5/7,- 2(sqrt)6/7) Find csc t.

In recent years, fast food restaurants have been required to publish nutrition information about the foods they serve. Nutrition information about a random sample of 15 Mcdonald's lunch/dinner menu items was obtained from their website. We wish to use the sodium content (in milligrams) to better understand the number of calories The regression

The Gallop Poll interviewed 1423 randomly selected American citizens in Sept 1999 and reported that when asked which type of content bothered them most on TV 44% identified violence Population: Sample: Sample Statistic: Population Parameter

Write the following set as an interval using interval notation. {x|0

1. Match the correct word with its denition. Use each word only once. I4] Variable cost GIC RESP Growth rate RRSP Mutual fund An investment that is set up to save for a child's education. A type of investment where people pool their money together to buy stocks, bonds, and other assets. An expense that varies in amount or frequency. An investment
image text in transcribed

Dentro de un edificio, se estima que la temperatura mxima durante el verano sigue una distribucin normal con media de 80 grados y desviacin estndar de 5 grados. Con esta informacin, calcule lo siguiente: a. La probabilidad de que la temperatura est entre 80 y 85 grados. b. Que est entre 85 y 90 grados. c. Que est entre 75 y 80 grados. d. Que est

What is the slope and what does it represent \f
image text in transcribed

Identifique y justifique en un maximo de dos renglones

1) A new ice cream company wants to stock up flavor options as shown in the table below. Flavors Number Butter scotch45Vanilla50Chocolate45Mango35 The table shown above is calledwhat? The data iscalled what? 2) Refer to the following table and select the correspondingrelative frequency distribution for the number of telephone calls per day at a

(c) (2 pta.) Now, at one step during Gaussian reduction, the augmented matrix from part (b) looks like this. What would the next pivot be? (circle it) 0 3/5 9/5 1 -2/5 9/5 0 (28/5) 99/5 (d) (2 pts.) Now read off the solution from the fully reduced augmented matrix. 0 0-9/28 0 10 45/14 0 0 1 99/28 (e) (1 pt ) When we do Gaussian reduction, we use
image text in transcribed

Complete the following. Show all work. 14. There are ___ cm in 15 inches

In a survey of 3,711 travelers, 1,495 said that location was very important for choosing a hotel and 1,218 said that reputation was very important in choosing an airline. Construct a 95% confidence interval estimate for the population proportion of travelers who said that location was very important for choosing a hotel.

Find the test statistic Find the P-Value Complete chart 1 Number of Years The following data represent the smoking status by level of0f Education Smoking Status Current Former Never education for residents 18 years old or older living in a
image text in transcribed

Add two hexadecimal numbers: Modifying Start 2 By 2 Matrix 1st Row 1st Column nothing 2nd Column 877B Upper B 16 2nd Row 1st Column plus 2nd Column 4 Upper B 3 Upper D 16 EndMatrix with underline enter your response here (Write your answer as a hexadecimal number - 2 marks)

QUESTION1. From a sample of 35 men, it was found that the mean weight was 175.2 lbs. and a population standard deviation 26 lb. a.Findz/2for a 82% confidence interval b.Construct a 82% confidence interval to estimate the population mean weight of all men. c. Conclusion d. Use the second method (TI 83/84) QUESTION 2.From a sample of 35 men, it was

An airline reports that it has been experiencing a 9% rate of no- shows on advanced reservations. Among 150 advanced reservations, find the probability that there will be more than 20 no-shows.

Pelicula ratatouille 7. que otra especie fue a buscar a casa de la anciana? 8. como se titula el libro de gusteau? 9.mencione cuatro (4) profesionales de la alta cocina en el restaurante de gusteau? 10. que remy,le prepara de desayuno a linguin

In a random sample of 23 people the mean commute time to work was 33.7 minutes and the standard deviation was 7.3 minutes. Assume the population is normally distributed and use a t-distribution to construct a 98% confidence interval for the population mean(U). What is the margin of error of mean (U)? Interpret the results the confidence interval

3) Suppose an airline is flying a 10-seat plane from Washington D.C. to Chicago. Suppose tickets on the flight cost $300 and passengers who buy tickets fail to show up for their flight 10% of the time. If a passenger doesn't show up, they forfeit the cost of the ticket. The airline can overbook the flight, i.e., it can sell more than 10 tickets
image text in transcribed

Shipping company IPS has shipping rates that are a function of the weight of the parcel. For packages weighing less than or equal to 2 pounds, they charge $ 1.25 per pound. For packages weighing more than 2 pounds and less than 11 pounds, they charge $ 2.25 per pound. If packages weigh 11 pounds or more, they charge $ 2.50 per pound. IPS refuses

Use the frequency distribution to the right, which shows the number of voters (in millions) according to age, to find the probability that a voter chosen at random is in the given age range. not between 21 and 24 years old. Ages of voters Frequency 18 to 20 6.3 21 to 24 8.1 25 to 34 23.2 35 to 44 26.8 45 to 64 57.9 65 and over 26.1

For the given linear function, make a table of values and sketch its graph. g(x) = 2 4x

Please help me solve this question, it's apart of the Mr beast challenge, the number said before it was "78" \f
image text in transcribed

Answer the question. 3. Let f(x) = 202 - 4 x + 2 (a Evaluate lim f(x) (b) Determine whether or not f (x) is continuous at a = -2. If not, explain why
image text in transcribed

Let X be a Continuous random variable that follows a inormal distribution with a mean of 200 and a standard deviation 25. find the value of X so that the area under the normal curve between Mean and X is approximately 0.4803 and the value of X is greater than Mean.

\f

The graph of a linear function f is given. (0,6) and (2,0) (a) Find the rate of change of f

Paragraph explaining the sampling technique used which is the simple random sampling technique.

The probability distribution associated with the outcome of rolling a fair die has probability 1/6 attached to each integer, {1, 2, 3, 4, 5, 6}. Let (1, 2) denote the outcomes for rolling the die twice. i.) Enumerate the 36 possible (1, 2) pairs (e.g., (2, 1) represents a 2 followed by a 1). ii.) Treating the 36 pairs as equally likely, construct

https://1drv.ms/w/s!Agfo26msX0_Lg3xCrAOa0FNEO60E?e=K51vQG This is a grade 12 data management course MDM4U This thread c0ntain the questi0ns that i need explanati0ns for, thank you i will make sure to leave a great review once you are done ! i promise :)

Use the computer output to estimate the intercept 0 and the slope 1 . The regression equation is Y = 814 - 2.65 X . Predictor Coef SE Coef T P Constant 813.733 88.45 9.20 0.000 X -2.654 0.870 -3.05 0.006 ntercept 0: Slope 1:

Answer the questions below. e 10 participants in an experiment had the following reaction times (in milliseconds): 770, 778, 785, 793, 794, 803, 815, 821, 822, 826. Which measure should be used to summarize the data? (2) Th O Mean (O Median (b) At a certain company, the 9 employees have the following weekly salaries: $570, $810, $850, $860, $870,
image text in transcribed

please show work on the shapes too 12 ft PART 2. COMPOSITE AREA 4. Find the area of the composite figure. 12 11 Area = 11 0 CC CO 5. Find the area of the shaded region. CO Area = CO CO CO 6. Find the area of the shaded region. m Area = 3 m 7. Find the area of the shaded region. Area = 6h. 14 in
image text in transcribed

Refer to the sample data for pre-employment drug screening shown below. If one of the subjects is randomly selected, what is the probability that the test result is a false positive? Who would suffer from a false positive result? Why? Pre-Employment Drug Screening Results Positive test result Negative test result Drug Use Is Indicated Drug Use Is

A random sample of magnesium concentrations (in parts per million, or ppm) in ground water from various locations follows. Estimate the mean concentration of magnesium in ppm with 90% confidence. Assume = 14.

A local charity is holding a raffle. They are selling 1000 raffle tickets for $5 each. The owners of five of the raffle tickets will win a prize. The five prizes are valued at $25, $50, $100, $1000 and $2000. Let X be the value of the prize associated with a random raffle ticket (0 for non-winning tickets). Then P(the ticket wins a prize)=P(X>0)

Find the exact area of the region bounded by the curves y = 8x2 -12x+13 and y= 7x 6x+13. Answer in integer or fraction form. NO DECIMAL APPROXIMATIONS. The area between the curves is |:| square units
image text in transcribed

On the MICR line of a check, the first series of 9 numbers represents: Question 19 options: Depository Bank's ABA check number. Bank's Routing Transit number Drawee's checking account number. The check payee's ABA check clearing number

Question 3 Find the final discount date and the net payment date for an invoice dated May 5 as of May 14 with terms of 4/15, n/25. The final discount date is (Type a whole number.) The net payment date is (Type a whole number.)
image text in transcribed

Find z such that88.3%of the standard normal curve lies to the left of z . (Enter a number. Round your answer to two decimal places.) z = Sketch the area described.

Write the number in standard form. 8.69 times 10 Superscript 4equals_____ Question content area bottom Part 1 8.69 times 10 Superscript 4 Baseline equals nothing

e s L1 auTy BUST : s s Date: 03/15/24 Course: Math 151 SMCC Spring 2024 Online Assignment: Section 3.2 Homework (Polynomial Functions and The Paper size 18. For the polynomial function f(x) = - uxux - :N? +3), answer parts a through e a. Use the Leading Coefficient Test to determine the graph's end behavior. OA. The graph of f(x) rises to the left
image text in transcribed

Expresiones indefinidas y/o negativas. Selecciona la traduccin correcta para la expresin indefinida ever. Have you ever.....? Group of answer choices ninguna vez jams una vez alguna vez

2. You are interested in heights of trees on either side of a mountain. You choose a random sample of ten trees on each side of the mountain and measure their heights in each sample (Table 1). Table 1. Heights of trees (m) on the north and south of a mountain North South 5.5 3.5 7.0 3.8 5.0 4.0 4.0 6.8 6.5 3.3 7.5 6.3 5.8 6.5 8.0 7.0 4.0 6.6 5.4

Es narrador y personaje. Es la tercera de la niitas por orden de edad y de tamao, tena entonces cinco aos, el cutis muy trigueo, los ojos obscuros, el pelo muy negro, las piernas quemadsimas por el sol, los brazos ms quemados an. a) Virginia b) Lupe c) Blanca Nieves

I he angle of revolution completed by the minute hand from 4:00pm to 4:35pm, rounded to the nearest hundredth of a radian, is + 3.67 rads (0, 1) (1, 0) 4AOB is an isosceles triangle. In AAOB . two angles are equal in measure the third angle is a third the measure of one of the equal angles. The measure of smallest angle in AAOB , to the nearest
image text in transcribed

Binomial distribution 1. The Higher Education Research Institute at UCLA collected data from 203,967 incoming first-time, full-time freshmen from 270 four-year colleges and universities in the US. 71.3% of those students replied that, yes, they believe that same-sex couples should have the right to legal marital status. Suppose that you randomly
image text in transcribed

In a study of binge drinking among undergraduates at Ohio University, a researcher was interested in gender differences as related to binge drinking and to drinking-related arrests.She wanted to know two things:(a) Is there a significant relationship between gender and binge drinking (as defined by 5 or more drinks at one sitting), and (b) Is

Year 2005-06 2006-07 2007-08 2008-09 2009-10 2010-11 total FTES 1584 1691 1737 1933 2027 1892 Find first Quartile: Round to one decimal place.

Solve the following system of equations by the substitution method. 4x - 20y = 24 5y +6 =X . . . Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The solution is (Type an ordered pair:) O B. There are infinitely many solutions. O C. The solution is the empty set
image text in transcribed

\f
image text in transcribed

Normal Distribution Project Collect a set of data and analyze the characteristics of the distribution. Part 1 Collect a set of data with at least 30 data points. Data should be quantitative. the heights of a large number of people the number of pages in a set of books on a bookshelf the number of hits earned by different professional baseball

Theowner of a coffee shop has found that the amount spent by customers at the shop is normally distributed with a mean of $6.80 and a standard deviation of $1.20. If a random sample of 25 customers is selected, what is the probability that the average amount spent by this sample of customers will be between $6.50 and $7.40

You want to make a DNA library of the human genome, which is 3 x109bp long. You are given a choice of three restriction enzymes to use to generate your fragments: RE Y is a 5bp cutter RE X is a 6bp cutter RE Y is a 7bp cutter RE Z is an 8bp cutter You are also given a choice of cloning vectors: A plasmid vector with the maximum insert size being

A forensic psychologist is interested in whether she can identify potential serial rapists by their MMPI profiles. She is particularly interested in the Psychopathic Deviate and Defensiveness scales of the MMPI. She interviews 12 people who have already been identified as serial rapists. Their scores on the Psychopathic Deviate scale are recorded

to make a home made all purpose household cleaner you can mix the ingredents shown in the table. Samuel has one cup of rubbing alcohol and will use the entire amount. he plans to store the cleaning solutions into containers that each hold a maxumum of 6 cups. How many containers does he need

Compute the critical value 2\" ,2 that corresponds to a 80% level of condence. Click here to view the standard normal distribution table (Egg); Click here to view the standard normal distribution table (Egg); zuIZ=|:| (Round to two decimal places as needed.)
image text in transcribed

A data set containing wages and other information for a group of 3000 male workers in the Mid-Atlantic region is provided in the input file wages.csv Perform the following operations using Python on this data- 1. Load the data set from the input file wages.csv 2. Generate polynomial models of age column from this data set up to 4 degrees (i.e.

Ohio University sorted 150 new students into one of the four residence hall greens as follows: East Green 44, South Green 40, West Green 35, and North Green 31.Which is the appropriate test to use to determine whether there was apreferenceregarding the green to which students were assigned? Goodness of Fit test Test for Independence Parametric

Which of the following is not a step when writing an equation in slope-intercept form that models data displayed in a scatter plot? Select two ordered pairs from the sketched line and calculate the slope. Use point-slope form to begin write the equation of the line of fit. Sketch a line that is below all the data points. Solve the equation for y =

.Is there a relationship between how much loyalty employees feel that the workplace has for them (q4) and their areas of satisfaction working for Boeing (2a-2o). What is the null hypothesis and what is the alternative hypothesis?Can you reject or accept the null hypothesis in any instance?What is the statistical test that informs your answer and

' Young pinsetters had a hard job. Their {'_'5' was very low. Their work score e
image text in transcribed

Keisha wants to save money to purchase a car. She buys an annuity with monthly payments that earn 2% interest, compounded monthly. Payments will be made at the end of each month. Find the total value of the annuity in 6 years if each monthly payment is $260. Do not round any intermediate computations, and round your final answer to the nearest
image text in transcribed

The order reads: Vancomycin 1 g IVPB every 12 hours for MRSA. Supply on hand is: Vancomycin 1 g vial. Directions: Reconstitute each 1 g vial with 20 ml of sterile water and further dilute in 100 ml of 0.9 5 NS to infuse over 60 minutes. (1) How many ml will you draw up from the vial after reconstitution? (2) Calculate the ml/hr to set the IV Pump

The following question: (Email!) 6'. Consider the following single~play version of a Prisoner's Dilemma game Player 2 Assume that there is a large population in which each member's behavior is hardwired into them, so that each player is either a defector or a tit-for~tat player. (As described in the textbook, in multiple rounds of a prisoner's
image text in transcribed

Answer these Questions: The accompanying data on y = ammonium concentration {mgfL} and x = Transpiration {MDl h) was read from a graph in the article "Response of Ammonium Removal To Growth and Transpiration of Juncuseffusus During The Treatment of Artificial Sewage in Laboratory .Scale Wetlands" [Water Research! 2013: 426542?3]. The article's
image text in transcribedimage text in transcribedimage text in transcribed

Suppose you buy five boxes of cereal. If 10% of the cereal boxes contained a picture of a tiger 20% of a bear, and the rest a lion, estimate the probability that you end up with a complete set of pictures. your simulation should have at least 20 runs. what is the probability of ending up with a complete set.

How do I make frequency distribution for data using a lower limit for the first class of 15 and a class width of 20?

Suppose x has a distribution with a mean of 50 and a standard deviation of 21. Random samples of size n = 36 are drawn. (b) Find the z value corresponding to = 57. (Enter an exact number.) z = (c) Find P ( < 57). (Enter a number. Round your answer to four decimal places.) P ( x < 57)

Por/Para. Selecciona la preposicin correcta, segn sea necesario. Cecilia tiene una fiebre muy alta la gripe (flu). tomarse la temperatura, se puso el termmetro en la boca 30 segundos. El doctor le dijo que los termmetros de mercurio son peligrosos si se rompen: es mejor reemplazarlos termmetros digitales

Textbook question. Need help in understanding how this is done. Not using for work other then to further understand the subject. Question 6.10 The final grade is normally distributed with a mean of 73 and a standard deviation of 8. 1. What is the probability of getting a grade of 91 or less? 2. That a student obtains a grade between 65 and 89?

I need help w this one 9) Let 90:) be a function defined by 392x,x 2 Find a and b such that g(x) is continuous for all x. Be sure to show your work
image text in transcribed

The question is: A survey was conducted and found the following results 58 people used tents 63 people used trailers 58 people used RV'S 19 people used tents and trailers 17 people used tents and RVS 4 people used trailers and RVS 1 people used all three 2 people used none of the three the question wants us to use a Venn diagram and I'm not sure

What do I do when my dataset fails the Shapiro-Wilks test?

Express the following number as a decimal rounded to three significant digits. StartFraction 19 Over 99 EndFraction Question content area bottom Part 1 The number StartFraction 19 Over 99 EndFraction rounded to 3 significant digits is enter your response here. (Type an integer or a decimal.)

Which of these variables would be considered not to have met the assumptions of parametric tests based on the normal distribution?

The area of a rectangle is 24 square inches, Which of the following best describes how the information can be used by fifth graders to find the possible perimeters of the rectangle? (C) Draw a picture of a restate the sides, and add the measurements (8) Find the square root of Fly it by 4 (A) Divide 24 by s and mull Horient 6 by 4 (D) List pairs

Write the following statement as an inequality: 2 is less than or equal to 22

7.8 It is often important to monitor traffic on a website as organisations need to make online interactions with their clients faster and easier. For example, businesses applying for an Australian Business Number (ABN) online at are asked to have a variety of information about their entity ready before they begin the online process. Assume that

a) [3 marks] Let X be a discrete random variable whose moment generat- ing function is 4x (t ) = (e -2t te"+ltet tet ). Find P(X > 0|X 4 {-1, 1 })
image text in transcribed

A word with a CVVC pattern usually ___________. Question 10 options: a) includes a consonant digraph b) has a vowel team c) is a compound word d) has a blend

https://1drv.ms/w/s!Agfo26msX0_Lg3xCrAOa0FNEO60E?e=K51vQG This thread c0ntain the questi0ns that i need explanati0ns for, thank you i will make sure to leave a great review once you are done ! i promise :)

What is the average rate of change of f(x) from x1 = -8 to x2 = - 5? Please write your answer rounded to the nearest hundredth. f(x) = V-6x +3 Answer 6 Points Keypad Keyboard Shortcuts
image text in transcribed

Please answer following questions and show work for each given problem \f
image text in transcribed

at a local restaurant 22% of the customers order takeout. if 8% of the customers order takeout and choose a hamburger, determine the probability that a customer who orders takeout will order a hamburger.

Consider the following functions. f(x) = x 9, g(x) = |x + 9| Find (f g)(x)

Find the exact value of each of the remaining trigonometric functions of theta. sec thetaequalsnegative 4, given that sin thetagreater than0

Bar graph showing numbers of essential working in the pandemic and percent that were women, broken down by type of work. Essential Workers Use the graph above to answer the questions. Be sure to show all your work and give your answers in complete sentences. What type of graph is this

If a single card is drawn from an ordinary deck of cards, what is the probability of drawing a jack, queen, king, or ace?

Use substitution to solve for all the variables. I understand how ai did this, but was curious if there is another substitution to try. the equation is 4y + z = -7 -x + 4y =+ 5z =-19 -5x + 4y -5z =11 the augmented matrix [0 4 1 / 7] [-1 4 5/ 19] [ -5 4 -5/ 11] My row of operations was [ 0 -1 -3]

Find the length of the curve The cardioid r=9(1+ sin )

Showing 500 - 600 of 1529
  • 6 / 16