read the z statistic for a two-tailed test using .01 13. Given the following information, n...

Question

Question

read the z statistic for a two-tailed test using .01

Answer 1

Answer #1

Test statistic,
z = (xbar - mu)/(sigma/sqrt(n))
z = (50 - 52)/(7/sqrt(49))
z = -2

Option b) is answer

Answer 2

Similar Homework Help Questions

Read the z statistic from the normal distribution table and circle the correct answer. A one-tailed...

Read the z statistic from the normal distribution table and circle the correct answer. A one-tailed test (upper tail) at a 123 level of significance, a. 1.645 b. 1.54 C. 1.96 O d. 1.16 When the hypotheses Ho μ z 100 and Ha μ < 100 are being tested at a level of significance of o, the null hypothesis will be rejected if the test statistic z is a. -za O c. 100 For a one-tailed test (upper tail) with...
25. Given a test statistic of 2.09 paired with a critical z-score of 1.65 on a...

25. Given a test statistic of 2.09 paired with a critical z-score of 1.65 on a one tailed test, then the conclusion is fail to rejectHo at α- 1% S fail to reject Ho at α-5% c) reject Hoar dacceptHuata. 1% ay reject Ho and accept Ha at.-5% e) none of these
QUESTIÓN 20 Suppose you have the following information dealing with a hypothesis test s-4 n-36X-41 Ha:...

QUESTIÓN 20 Suppose you have the following information dealing with a hypothesis test s-4 n-36X-41 Ha: μ>39.5 Ho: μ-39.5 The p-value is: Oa P (z>2.25).0122 Ob.p(t 2.25) - between.01 and.025 Og, P (z>1.5) = .0668 od. P (t < 2.25) = .9878

Given the following information, n = 49, sample mean=50. population standard deviation - 7 H4252 H:52...

Given the following information, n = 49, sample mean=50. population standard deviation - 7 H4252 H:52 the test statistic z value is Select one: a. 2 b.-2 c. 1 d.-1
1. Suppose you are using a = 0.05 to test the claim that > 13 using...

1. Suppose you are using a = 0.05 to test the claim that > 13 using a P-value. You are given the sample statistics n = 35, x = 13.3, and s-1.2. Find the P-value. The p-value is 2. In the test above, what is the standardized test statistic? The standardized test statistic: t = or z = (circle one and fill in) 3. Given He: p 2 80% and H. p < 80%, determine whether the hypothesis test is...
A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or...

A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. Ho: ơ 8.2 Ha : σ> 8.2 What type of test is being conducted in this problem? OA. ° C. Left-tailed test Two-tailed test B. Right-tailed test

A researcher calculates is doing a two-tailed test and calculates a test statistic of z=-1.69 and...

A researcher calculates is doing a two-tailed test and calculates a test statistic of z=-1.69 and her level of significance (alpha) is 0.05. Does she reject the null hypothesis? a) Yes b) No c) Need more information
Consider the following. (Give your answers correct to two decimal places.) (a) Calculate the test statistic...

Consider the following. (Give your answers correct to two decimal places.) (a) Calculate the test statistic z used in testing Ho: p = 0.70, Ha: p > 0.70; with the sample n = 299 and x = 253. (b) Calculate the test statistic z used in testing Ho: p = 0.50, Ha: p < 0.50; with the sample n = 441 and x = 203. (c) Calculate the test statistic z used in testing Ho: p = 0.35, Ha: p...
The test statistic of z= 1.31 is obtained when testing the claim that p>0.7. a. Identify...

The test statistic of z= 1.31 is obtained when testing the claim that p>0.7. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value. c. Using a significance level of a = 0.01, should we reject Ho or should we fail to reject Ho?

The test statistic of z=1.40 is obtained when testing the claim that p > 0.7. a....

The test statistic of z=1.40 is obtained when testing the claim that p > 0.7. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value c. Using a significance level of a = 0.05, should we reject Ho or should we fail to reject H,? Click here to view page 1 of the standard normal distribution table Click here to view page 2 of the standard normal distribution table. a. This is a right-tailed test....