Which of the following statements involve inferential statistics as opposed to descriptive statistics?
A)The FAA reported there were 180 near misses among commercial aircraft last year.
B)A class of fifty five statistics students earned an average grade of 72.5.
C)The city business office reported 50 building permits for new single-family housing units.
D)Based on a sample of 450 subscribers,a local satellite TV system estimates that 45 percent of its subscribers watch a premium channel at least once per day.

Question

Quizplus · Accepted Answer

Statement D involves inferential statistics as it is using a sample to estimate a population parameter (percentage of subscribers who watch premium channels). Statements A, B, and C are examples of descriptive statistics as they simply describe a specific situation or data point without making any inferences or estimations.

Which of the Following Statements Involve Inferential Statistics as Opposed