Conduct a t-test at the .01 level. You are interested in the income of American adults. In your sample, there are 361 adults with a high school degree, with a mean $19,500 and a standard deviation $3,800. Test if the mean income of the high school degree holders is $20,000. Find the correct critical value(s). (A) 1.645 for a one-tailed test (B) -1.645 for a one-tailed test (C) 1.960 for a one-tailed test (D) -1.960 for a one-tailed test (E) 2.326 for a one-tailed test (F) -2.326 for a one-tailed test (G) 2.576 for a one-tailed test (H) -2.576 for a one-tailed test (I) 1.645 and -1.645 for a two-tailed test (J) 1.960 and -1.960 for a two-tailed test (K) 2.576 and -2.576 for a two-tailed test
Conduct a t-test at the .01 level. You are interested in the income of American adults. In your sample, there are 361 adults with a high school degree, with a mean $19,500 and a standard deviation $3,800. Test if the mean income of the high school degree holders is $20,000. Find the correct critical value(s). (A) 1.645 for a one-tailed test (B) -1.645 for a one-tailed test (C) 1.960 for a one-tailed test (D) -1.960 for a one-tailed test (E) 2.326 for a one-tailed test (F) -2.326 for a one-tailed test (G) 2.576 for a one-tailed test (H) -2.576 for a one-tailed test (I) 1.645 and -1.645 for a two-tailed test (J) 1.960 and -1.960 for a two-tailed test (K) 2.576 and -2.576 for a two-tailed test
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Conduct a t-test at the .01 level. You are interested in the income of American adults. In your sample, there are 361 adults with a high school degree, with a mean $19,500 and a standard deviation $3,800. Test if the mean income of the high school degree holders is $20,000.
Find the correct critical value(s).
(A) 1.645 for a one-tailed test
(B) -1.645 for a one-tailed test
(C) 1.960 for a one-tailed test
(D) -1.960 for a one-tailed test
(E) 2.326 for a one-tailed test
(F) -2.326 for a one-tailed test
(G) 2.576 for a one-tailed test
(H) -2.576 for a one-tailed test
(I) 1.645 and -1.645 for a two-tailed test
(J) 1.960 and -1.960 for a two-tailed test
(K) 2.576 and -2.576 for a two-tailed test
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