Please answer all the questions on a piece of paper and show full detailed work. I need to see all the work so that way I can see how you solved the problem. Pleaseeee show all your detailed work on a piece of paper. and lastly box the answers. Also please write down this number (32252781) on the top left corner of the paper that you showed your work. Please take a clear picture of the work paper.Requirements: as detailed as possibleQuestion 7
2 pts
Calculate the obtained t.
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Question 8
5 pts
Can you reject the null hypothesis? If so, at what significance level? Explain why you
reached this conclusion (if you rejected the null or not).
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D
Question 9
3 pts
Calculate the 95% confidence interval for the sample difference.
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Hypothesis
HO uA – uB = 0
H1 uA – uB + 0
Sample:
n=20
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Question 3
3 pts
Calculate the observed difference of the sample means.
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u
Question 4
2 pts
Calculate the pooled variance.
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Question 5
2 pts
Calculate the standard error of the difference of the sampling distribution.
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Question 6
3 pts
Upload a sketch of the sampling distribution. Label the mean, standard error, and
observed sample difference.
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calculates standard error of the sampling distribution
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