You wish to test the following claim (H) at a significance level of a 0 05 For the context of this problem, d 2 1 where the first data set represents a pre test and the second data set represents a post test Ho d 0 Had 0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation You obtain pre test and post test samples for n is d 5 4 with a standard deviation of the differences of sa 5 9 7 subjects The average difference (post pre) What is the test statistic for this sample (Report answer accurate to three decimal places ) test statistic What is the p value for this sample (Report answer accurate to four decimal places ) p value The p value is O less than (or equal to) a O greater than a This test statistic leads to a decision to O reject the null O accept the null O fail to reject the null As such, the final conclusion is that O There is sufficient evidence to warrant rejection of the claim that the mean difference of post test from pre test is less than 0 O There is not sufficient evidence to warrant rejection of the claim that the mean difference of post test from pre test is less than 0 O The sample data support the claim that the mean difference of post test from pre test is less than 0 O There is not sufficient sample evidence to support the claim that the mean difference of post test from pre test is less than 0

Question

You wish to test the following claim (H) at a significance level of a   0 05  For the context of this problem, d 2 1 where the first data set represents a pre test and the second data set represents a post test  Ho d   0 Had  0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation  You obtain pre test and post test samples for n   is d   5 4 with a standard deviation of the differences of sa   5 9  7 subjects  The average difference (post   pre) What is the test statistic for this sample  (Report answer accurate to three decimal places ) test statistic   What is the p value for this sample  (Report answer accurate to four decimal places ) p value   The p value is    O less than (or equal to) a O greater than a This test statistic leads to a decision to    O reject the null O accept the null O fail to reject the null As such, the final conclusion is that    O There is sufficient evidence to warrant rejection of the claim that the mean difference of post test from pre test is less than 0  O There is not sufficient evidence to warrant rejection of the claim that the mean difference of post  test from pre test is less than 0  O The sample data support the claim that the mean difference of post test from pre test is less than 0  O There is not sufficient sample evidence to support the claim that the mean difference of post test from pre test is less than 0

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Question

You wish to test the following claim (H) at a significance level of a = 0.05. For the context of this problem, d=2-1 where