Peregrine - Quantitative Research Techniques and Statistics Exam Questions with Correct Answers

Peregrine - Quantitative Research Techniques and Statistics Exam Questions with Correct Answers What is Statistics? - Correct Answers "Statistics is a way to get information from data." Mean Median Mode - Correct Answers Mean: Average Median: Middle Mode: Most common number _________ statistics is a body of methods used to draw conclusions or inferences about characteristics of populations based on sample data. - Correct Answers Inferential A ___________ is a set of data drawn from a population. - Correct Answers sample A descriptive measure of a population is a ___________ and a descriptive measure of a sample is a _____________. A. statistic, parameter B. parametier, statistic C. rule, statistic D. statistic, estimation - Correct Answers B. parametier, statistic The simplest method of obtaining data is by ________________. A. experiments B. survey C. direct observation D. self-administered questionnaire - Correct Answers C. direct observation Key design principles for a questionnaire: - Correct Answers Keep the questionnaire as short as possible.