18. Consider the following hypothesis test. The following results are for two in

Question

18. Consider the following hypothesis test.

The following results are for two independent samples taken from the two populations.

1. What is the value of the test statistic (round to 2 decimals)?

2. What is the p-value (round to 4 decimals)? Use z-value rounded to 2 decimal places.

3. With  = .05, what is your hypothesis testing conclusion? (Reject or Accept)

4. p-value is

a. >= to 0.05

b. > 0.05

c. <= 0.05

d. < 0.05

e. = 0.05

f. not equal to 0.05

Sample 1 Sample 2 n1= 40 n 2= 50 x1= 25.4 x2= 22.4 1= 5.1 2= 7 18. Consider the following hypothesis test. H0: Sigma 2= 7 1. What is the value of the test statistic (round to 2 decimals)? 2. What is the p-value (round to 4 decimals)? Use z-value rounded to 2 decimal places. 3. With = .05, what is your hypothesis testing conclusion? (Reject or Accept) 4. p-value is a. >= to 0.05 b. > 0.05 c.

Explanation / Answer

1)

z=2.35

2) p value is 0.0094

3) Reject.

4) d

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