Answer:
с. A matched pairs t-interval for a mean difference.
Step-by-step explanation:
With the sample, we will have possession of the sample mean and of the sample standard deviation, which means that the t-distribution will be used.
We want to find the mean number of back problems for each sample, and estimate the difference. Since the groups are similar, with only the positions in which they work being different, we have matched pairs. So the correct answer is given by option c.
The answer should be 1,084
Explanation: she drives 14 miles to PLA and 14 miles from PLA. that’s 28 miles in a day multiply the 3 days she travels back and forth and it gives you 84 miles, plus the 1000 she already had.
Answer: the awnser is 33 3/4
Step-by-step explanation: im literally doing the same test
The answer 17 and I agree with her or him