Jim has grades of 84, 65, and 76 on three math tests. what grade must he obtain on the next test to have an average of exactly 80 for the four tests? . a. 87 . b. 95 . c. 85 . d. 92

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.