Question 7 2 pts A former student chose to work with the Disability IAT data set. Like you, he open his chosen IAT datafile in StatCrunch, and obtained a random sample. His sample size was 861. Which of the following statements are true? Check all that apply. The random sample was drawn for the U.S. population. ()The random sample was drawn from the population of people who participated in the disability IAT. The population of IAT participants is representative of the U.S. population. The random sample is representative of the U.S. population. The random sample is representative of the population of participants in the Disability IAT