Question: In a hypothesis test, the claim is 28 while the sample of 29 has a mean of 41 and a sample standard deviation of 5.9

In a hypothesis test, the claim is 28 while the sample of 29 has a mean of 41 and a sample standard deviation of 5.9 from a normally distributed data set. In this hypothesis test, would a z test statistic be used or a t test statistic and why?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

A random sample of size n = 13 obtained from a population that is normally distributed results in a sample mean of 45.3 and sample standard deviation of 12.4. An independent sample of size n = 18...

A restaurant association says the typical household in the United States spends a mean amount of $2628 per year on food away from home. You are a consumer reporter for a national publication and want...

Data Set 19 in Appendix B includes volumes (oz) of a simple random sample of 36 cans of regular Coke. Those volumes have a mean of 12.19 oz and a standard deviation of 0.11 oz, and they appear to be...

Listed below are speeds (mi/h) measured from southbound traffic on I-280 near Cupertino, California (based on data from SigAlert). dhis simple random sample was obtained at 3:30 p.m. on a weekday....

In an analysis investigating the usefulness of pennies, the cents portions of 100 randomly selected credit card charges from the author are recorded, and they have a mean of 47.6 cents and a standard...

A simple random sample of 25 filtered 100-mm cigarettes is obtained, and the tar content of each cigarette is measured. The sample has a standard deviation of 3.7 mg (based on Data Set 10 in Appendix...

Characterize each of the following statements as being true or false. a. In a hypothesis test, a very high P-value indicates strong support of the alternative hypothesis. b. The Student t...

Refer to Exercise 70. Suppose sample size was 50 days rather than 10 days. Show the proper hypothesis test and report your conclusion. In exercise Your friend Fred claims that his average gym workout...

If we want to use the sample data from Exercise to test the claim that the sample is from a population with a standard deviation less than 1.8 min, we must satisfy the requirements of having a simple...

A study was conducted to compare the salaries of accounting clerks and data entry operators. One of the hypotheses to be tested is that the variability of salaries among accounting clerks is the same...

A local university has a goal of raising $500,000 for an escrow account. Their fund-raising committee has committed to raising $5,000 a month until they reach their goal. These funds are deposited...

You are a an economic consultant contracting with a firm to price one of their new software programs for data analysis. The market demand for the software program can be rewritten as P-70-1.667Q,...

Convert from exponential form to logarithmic form. a c C e 10=1000 10 = 1000000 10=15 b 10=100 d 10=2 f 10=0.06

Oust the Turtle Company has the following balances on December 31, 2020: Cash on hand 4,500.00 Cash in bank A 33,000.00 Cash in bank X 50,000.00 Cash in bank C 822,999.72 Cash on hand includes $ 3....