In a sample of 800 students in a university, 160, or 20%, are Marketing majors. Based on the above information, the school's paper reported that "20% of all the students at the university are Marketing majors." This report is an example ofGroup of answer choicesdescriptive statisticsstatistical inferencea polulationa sample

In a sample of 1000 students in a university, 125 of them or 12.5% are biology majors. The 12.5% is an example of statistical inference.

Describe the type of statistics used in the given statement below. A survey is conducted to gather information about the favorite subjects among students in a school. Group of answer choicesInferentialQuantitativeQualitativeDescriptive

The faculty senate at a large university wanted to know what proportion of the students thought foreign language classes should be required for everyone. The statistics department offered to cooperate in conducting a survey, and a simple random sample of 500 students was selected from all the students enrolled in statistics classes. A survey form was sent by email to these 500 students.True or false? Since the sample is random, it is representative of the population of interest. True False

An example of statistical inference is Group of answer choicescalculating the size of a sampledescriptive statisticshypothesis testinga population mean

A researcher uses an anonymous survey to investigate the study habits of American college students. The entire group of American college students is an example of a ____.​Group of answer choices​statistic​population​parameter​sample