Find the z -score such that the interval within z standard deviations of the mean contains probability
Question:
(a) 0.95
(b) 0.99 for a normal distribution. Sketch the two cases on a single graph.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 71% (14 reviews)
a First divide 095 in half to determine the amount between the mean and the zscore This amount is ...View the full answer
Answered By
Shehar bano
I have collective experience of more than 7 years in education. my area of specialization includes economics, business, marketing and accounting. During my study period I remained engaged with a business school as a visiting faculty member and did a lot of business research. I am also tutoring and mentoring number of international students and professionals online for the last 7 years.
5.00+
4+ Reviews
10+ Question Solved
Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9780321755940
3rd Edition
Authors: Alan Agresti, Christine A. Franklin
Question Posted:
Students also viewed these Statistics questions
-
Within 2 standard deviations of the mean in a normal distribution, about ____% of the cases fall.
-
Using the sample data given below find the z score corresponding to the eye height of 1642 mm. Is that eye height unusual? Why or why not? 1550 1642 1538 1497 1571
-
Find the standard score z such that the area above the mean and below z under the normal curve is a. 0.3962. b. 0.4846. c. 0.3712.
-
Provide an overview of the OS and the manufacturer What is the footprint for the selected OS? What security architecture was implemented? How many CVEs does this OS have?
-
Why are forecasts generally wrong?
-
Rick Kleckner Corporation recorded a capital lease at $300,000 on January 1, 2011. The interest rate is 12%. Kleckner Corporation made the first lease payment of $53,920 on January 1, 2011. The lease...
-
With reference to Exercise 11.65, test the null hypothesis \(\beta=1.5\) against the alternative hypothesis \(\beta>1.5\) at the 0.01 level of significance. Data From Exercise 11.65 11.65 The data...
-
Consider the pizza market in a small college town. Analyze this market based on the following assumptions: i. The market is in long-run equilibrium. ii. Each pizza shop sells 100 pizzas per week....
-
Smith Electronic Company's chip-mounting production department had 300 units of unfinished product, each 50% completed on September 30. During October of the same year, this department put another...
-
The Sampsons realize that the first step toward achieving their financial goals is to create a budget capturing their monthly cash inflows and outflows. Dave and Sharons combined disposable...
-
For a normal distribution, find the probability that an observation is a. Within 1.96 standard deviations of the mean. b. More than 2.33 standard deviations from the mean.
-
a. Find the z -score for the number that is less than only 1% of the values of a normal distribution. Sketch a graph to show where this value is. b. Find the z -scores corresponding to the (i) 90th...
-
What are the four assumptions of the perfectly competitive model? Critics are fond of pointing out that few, if any, real- world markets satisfy all four conditions, implying that the competitive...
-
Ben Stein is a college professor (age 65), who is approaching retirement. Brandi, his wife (age 62), is a part-time ballet trainer who loves her job and does not have any plans to fully retire. Their...
-
Explain how directors are appointed, whether they need any special qualifications to be appointed, and the ways in which they can be disqualified.? Discuss the roles and responsibilities of the...
-
The force exerted by a 2.0-m massless string on a 0.82-kg object being swung in a horizontal circle is 4.0 N. What is the tangential velocity of the object?
-
Adjunct instructors, who do not receive benefits or full-time status at their respective institutions, are examples of Adjunct instructors, who do not receive benefits or full-time status at their...
-
No. of cows (head) 1. COSTS 1. Assume you have a fixed amount of pasture. The table below shows the relationship between the number of cows run on the pasture and the amount of beef produced....
-
In Problems 7986, solve each system of equations using any method you wish. 2x+3y-z = -2 7= 4x + 3z = 6 - 27 = 2
-
When an electric field is applied to a shallow bath of vegetable oil, why do tiny bits of thread floating in the oil align with the field like compasses in a magnetic field?
-
The time between arrivals of vehicles at a particular intersection follows an exponential probability distribution with a mean of 12 seconds. a. Sketch this exponential probability distribution. b....
-
The lifetime (hours) of an electronic device is a random variable with the exponential probability density function: f(x) = 1/50e-x/50 for x 0 a. What is the mean lifetime of the device? b. What is...
-
The lifetime (hours) of an electronic device is a random variable with the exponential probability density function: f(x) = 1/50e-x/50 for x 0 a. What is the mean lifetime of the device? b. What is...
-
The Pew Internet and American Life Project reported on the widespread use of the Internet to search for information regarding experimental treatments or medicines. From telephone interviews of 1005...
-
write the differences between Microprocessors and Microcomputers. compare between them and draw the block diagram for each one. B) define the interface and mention it's types with brief description....
-
Write a program that prompts the user for the constitutive parameters (relative permittivity, relative permeability, and conductivity) in medium 1 and medium 2 separated by a planar surface. You are...
Study smarter with the SolutionInn App