PROB STAT WAPPLS H-PERIOD3 Drew Crajin & 4%/18 9:16 AM Test: Chapter 8 Post-Test

Question

PROB STAT WAPPLS H-PERIOD3 Drew Crajin & 4%/18 9:16 AM Test: Chapter 8 Post-Test Time Remaining: 00.43:07 Submt Te This Question: 1 pt 1 of5 (0 complese) This Test: 5 pls possa Test the clain below about the mean of the diference of two populations Use a 1-est for dependent, random samples at the given level of significance with the given statistics Is the test right-tailed, leltaled or two-taled? Assume the populalions are normally distributed Clain. Pd-o,a-001 Statistics d-324.845. n-11 Is the test right taled, Jeh-taled, or two tailed? O A. It is two-taled O B. H is left taled O C I is right tailed Should the null hypothesis be rejected O Falil to reject H O Reject H Click to select your answer 4/6/2018 ?

Explanation / Answer

Solution :-

=> option B. it is two -tailed

=> option A. Fail to reject H0

---> Alpha = 0.01

t = (3.2 - 0)/(8.45/sqrt(11)
= 1.2559

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