For the following which type of t-test is required studying

For the following, which type of t-test is required?

(a) Studying the effects of a memory drug on Alzheimer's patients, testing a group of patients before and after administration of the drug.

(b) Studying whether men and women rate the persuasiveness of an argument delivered by a female speaker differently.

(b), but with the added requirement that for each man of a particular age, there is a woman of the same age.

Based on the data can the warden reject the null hypothesis : the inmates at oklahoma prison make an average of 437 license plates pr day. the warden feels that their production

A subtracting low from high what are h0 and ha b compute : a researcher asks if people score higher or lower on a questionnaire measuring their emotional well-being when they are

A city planning commission is considering revamping the : a city planning commission is considering revamping the traffic system of the city. help them by calculating the mean

The average gas mileage of a certain model car is 27 miles : the average gas mileage of a certain model car is 27 miles per gallon. if the gas mileages are normally distributed

For the following which type of t-test is required studying : for the following which type of t-test is required?a studying the effects of a memory drug on alzheimers patients

State two research hypotheses that can be tested using a : state two research hypotheses that can be tested using a one-tailed t test and discuss why a one-tailed t test would be

A pearson correletion of r 045 for a sample of n 18 : a pearson correletion of r 0.45 for a sample of n 18 individuals is large enough to conclude that there is a

Construct a 90 confidence interval estimate of the : in the week before and the week after a holiday there were 10000 total deaths and 4979 of them occcured in the week

A regression of height x in inches on hourly earnings y in : a regression of height x in inches on hourly earnings y in dollars yields the following resultsn26 ssr200 sst1000 r.447