There is conicting information about whether a new medication affecls a person’s ability to concentrate as measured by time spent on a task. You wish…

Question #9- Stats 200-Please assist with problem.

There is conflicting information about whether a new medication affecls a person’sability to concentrate as measured by time spent on a task. You wish to test the following claim W at a significance level of 1:0.05l1=0.05.For the context of this problem, m=u17uiud=u2—nl where the first data set represents apre—test measure oftime on task and the second data set represents a post—test measure offline onlask. Hm:OI-Io:p.d=0uuwPOHa: 31th You believe the population of difference scores is normally distributed= but you do notknow the standard deviation You obtain the following sample of data: are—test Dost—test37.] 3637.8 38.340.5 52.163.6 71.172.2 84.756.4 7′ 1.965.8 67.5 What is the test statistic for this sample? (Report answer accurate to three decimalplaces.) test statistic = What is the 7 alue forthis sample? (Report answu aocmate to four decimal places.)pHralue : The pvalue is…o F 1essthan(orequalto)rm.. (" greater than an This test statistic leads to a decision to…. “ reject the null. (- accept the null. “ fail to reject the null As such, the final conclusion is that… (- There is suflic-iflit evidence to wanant rejection of the claim that the meandifl’flence ofpost—tat fi’om pre—test is greater than 0. (" There is not sufficient evidrmce to warrant rejection ofthe daini‘that themean difia’ence of post—test: from pre-test is greater than 0. P The sample data support the claim that the mean difference of post-test frompreitest is grth than 0. (- There is not sufficient sample evidence II! support the claimthat the meandifl’flence ofpostitat fi’om preitest is greater than 0.