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Suppose you have two groups, with Group 1's sample size being 76 and Group 2's sample...

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Statistics

Suppose you have two groups, with Group 1's sample size being 76and Group 2's sample size being 68. The average of the first groupis 31.85 and a sample standard deviation of 10.44. The average ofthe second group is 29.16 and a sample standard deviation of 11.1.Can you reject the null that there is no difference between the twogroups at the 99% significance level?

H0: μ1,0 - μ2,0 = 0

HA: μ1,0 - μ2,0 ≠ 0

What is the Standard Error for this situation? SE=  

What is the t-score for this situation? t =

Answer & Explanation Solved by verified expert
4.2 Ratings (570 Votes)
SolutionLet 1 and 1 be the mean and standard deviation of first grouprespectivelyLet 2 and 2 be the mean and standard deviation    See Answer
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