AP Stat Written Exam Questions 2024.

AP Stat Written Exam Questions 2024. Height, in meters, is measured for each person in a sample. After the data are collected, all the height measurements are converted from meters to centimeters by multiplying each measurement by 100. Which of the following statistics will remain the same for both units of measure? (A) The mean of the height measurements (B) The median of the height measurements (C) The standard deviation of the height measurements (D) The maximum of the height measurements (E) The z-scores of the height measurements - CORRECT ANSWER E A school principal wanted to investigate student opinion about the food served in the school cafeteria. The principal selected at random samples of 50 first-year students, 50 second-year students, 50 third-year students, and 50 fourthyear students to complete a questionnaire. Which of the following best describes the principal's sampling plan? (A) A stratified random sample (B) A simple random sample (C) A cluster sample (D) A convenience sample (E) A systematic sample - CORRECT ANSWER A A candy company produces individually wrapped candies. The quality control manager for the company believes that the weight of the candies is approximately normally distributed with mean 720 milligrams (mg). If the manager's