A populations standard deviation is 10. We want to estimate the population mean within 2, with a
Question:
A population’s standard deviation is 10. We want to estimate the population mean within 2, with a 95% level of confidence. How large a sample is required?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 63% (11 reviews)
Population Sd10 Margin of error 2 1095 ...View the full answer
Answered By
Muhammad Imtiaz Rasool
Teaching profession brings with it lots of duties and challenges.
When I completed my Bachelor's Degree. So I entered this profession.
I am in this profession of teaching in a School for about 2 years. Every time whenever I am going to teach a class as a part of this noble profession .I am learning also. I am trying consistently ....how to represent, interpret, summarize and rethink about the whole concept I wish to teach or rather inspire my students in a specific period of time assigned to me.
0.00
0 Reviews
10+ Question Solved
Related Book For
Statistical Techniques in Business and Economics
ISBN: 978-1259666360
17th edition
Authors: Douglas A. Lind, William G Marchal
Question Posted:
Students also viewed these Business questions
-
Suppose expected dollar returns to U.S. investors in the United States and Germany are 11.8% and 12.5%, respectively. The U.S. standard deviation is 17.8% and the German standard deviation is 30.0%....
-
Percival Hygiene has $10 million invested in long-term corporate bonds. This bond portfolios expected annual rate of return is 9 percent, and the annual standard deviation is 10 percent. Amanda...
-
The manager of a local bakery wants to determine the average expenditure per household on bakery products. Past research indicates that the standard deviation is $10. a. Calculate the sample size for...
-
Did you ever purchase a bag of M&??s candies and wonder about the distribution of colors? Did you know in the beginning they were all brown? Now, peanut M&Ms are 12% brown, 15% yellow, 12% red, 23%...
-
A sample of 6 fuses is drawn from a lot containing 10 good fuses and 2 defective fuses. Find the probability that the number of defective fuses is (a) Exactly 1. (b) At least 1.
-
The unstable isotope 40K is used for dating rock samples. Its half-life is 1.28 x 109y. (a) How many decays occur per second in a sample containing 1.63 x l0-6g of 40K? (b) What is the activity of...
-
Determine whether the following can be probability distributions of a random variable which can take on only the values \(1,2,3\), and 4 . (a) \(f(1)=0.19, \quad f(2)=0.27, \quad f(3)=0.27\), and...
-
Use the information for Lockard Company given in BE11-2. (a) Compute 2012 depreciation expense using the double-declining-balance method. (b) Compute 2012 depreciation expense using the...
-
How much would a business have to invest in a fund to receive $21,000 at the end of every month for 7 years? The fund has an interest rate of 4.50% compounded monthly and the first withdrawal is to...
-
The file taxdata contains information from federal tax returns filed in 2007 for all counties in the United States (3,142 counties in total). Create a PivotTable in Excel to answer the following...
-
The Columbus, Ohio Area Chamber of Commerce wants to estimate the mean time workers who are employed in the downtown area spend getting to work. A sample of 15 workers reveals the following number of...
-
A large on-demand, video streaming company is designing a large-scale survey to determine the mean amount of time corporate executives watch on-demand television. A small pilot survey of 10...
-
Explain the difference between a random variable and its values, and give an example.
-
Differentiate between austempering and martempering.
-
What is forging? Explain different forging process.
-
What is tempering? What are its objectives?
-
Explain the various forging defects and its remedies.
-
In July 2023, a Wall Street Journal article stated that workers in recent years had more power to demand raises, but there are signs that trend is cooling. a. What does the article mean by the power...
-
Fill in the blanks with an appropriate word, phrase, or symbol(s). When a switch labeled as pis open, a switch labeled as p is _________.
-
Find the reduced echelon form of each of the matrices given in Problems 120. c 1 26 + 4
-
A preliminary survey shows that 35% of college students smoke. In a class of 42 students, what is the probability that more than half the students smoke?
-
A convenience store estimates that 25% of its customers come in to buy milk. What is the probability that out of the next 200 customers, 60 or fewer will buy milk?
-
A manufacturing process produces 5% defective items. What is the probability that in a sample of 50 items: a. 10% or more will be defective? b. Less than 1% will be defective? c. More than 10% or...
-
Exploring Variable Length Parameter Lists The file Parameters.java contains a program to test the variable length method average from Section 7.5 of the text. Note that average must be a static...
-
How would I write a test case for the following steps so that the test cases run properly @Test void dequeueItemsHasRightValuesAndSize() { Queue testQ = new Queue (); int result; enqueueValues(testQ,...
-
Analyse the quality of the Java codes below public static boolean leap(int y) { String tmp = String.valueOf(y); if (tmp.charAt(2) == '1' || tmp.charAt(2) == '3' || tmp.charAt(2) == 5 || tmp.charAt(2)...
Study smarter with the SolutionInn App