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The following results are for independent random samples taken from two populations. Sample 1 Sample 2 n=20 F 22.5 $1=2.5 72=30 T2=20.1 $2=4.8 a. What

The following results are for independent random samples taken from two populations. Sample 1 Sample 2 n=20 F 22.5 $1=2.5 72=30 T2=20.1 $2=4.8 a. What is the point estimate of the difference between the two population means? b. At 95% confidence, what is the margin of error? c. What is the 95% confidence interval for the difference between the two population means? 2
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The following results are for independent random samples taken from two populations. a. What is the point estimate of the difference between the two population means? b. At 95% confidence, what is the margin of error? c. What is the 95% confidence interval for the difference between the two population means

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