a. Which of the tests (options are one sample z-test for the mean, one sample t-

Question

a. Which of the tests (options are one sample z-test for the mean, one sample t-test for the mean, one sample z-test for the proportion, matched-pairs t-test for the mean, two-sample (independent) t-test for the mean) are appropriate for this problem?

b. Use attached figure for values. Using ? = 0.01, perform the test. (Although you can use R or Excel to find any summary statistics such as the mean, standard deviation, etc., you should perform the test by hand and verify the result using software. i.e. write down the equations to show what each statistics you used stands for).

Explanation / Answer

a. Which of the tests (options are one sample z-test for the mean, one sample t-

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