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Question
Consider the following results for two samples randomly taken from two populations.| Sample A | Sample B | |
| Sample Size | 25 | 38 |
| Sample Mean | 66 | 60 |
| Sample Standard Deviation | 5 | 7 |
a. What are the degrees of freedom for the tdistribution?
b. At 95% confidence, compute the margin of error.
c. Develop a 95% confidence interval for the difference between the two population means.
Answer
This answer is hidden. It contains 25 characters.
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