A paired t test was used to analyze the results of an experiment where each of 5 students took a test in two environments: one noisy and one quiet. Which of the following distributions must be approximately Normal for the conditions to be satisfied? I. The distribution of test scores in a noisy environment
II. The distribution of test scores in a quiet environment
III. The distribution of differences in test scores
(a) I only
(b) II only
(c) III only

If you are facing north. turn 90 degrees left. turn 180 degrees right. turn round to reverse your direction. turn 45 degrees left. turn around to reverse your direction. in which direction are you facing now?

Free 20 points + brainliest to whoever answers right! in the event of a crash, personal injury protection (pip) coverage pays toward the medical costs for a. any injuries you cause to others b. any injuries that are not your fault c. your injuries if you are not at fault d. your injuries, regardless of who's at fault

Ahypothesis test is conducted with a significance level of 5%. the alternative hypothesis states that more than 65% of a population is right-handed. the p-value for the test is calculated to be 0.03. which of the following statements is correct? we can conclude that more than 3% of the population is right-handed. we cannot conclude that more than 65% of the population is right-handed. we can conclude that more than 65% of the population is right-handed. we can conclude that exactly 3% of the population is right-handed. there is not enough information given to make a conclusion.