What is a questionnaire?
AA set of questions to collect data
BA formula for finding averages
CA chart of class intervals
DA list of sampling errors
Answer & Solution
Correct answer: A. A set of questions to collect data
A questionnaire is a research instrument made of questions that collect information from respondents.
Related questions
Standard deviation measures variation about which average?Which ratio of standard deviation to mean is dimensionless?The standard deviation of repeated sample means is called what?Variance is the average of which quantities?Why is standard deviation easier to interpret than variance?The standard deviation is the square root of which measure?In a normal distribution, what share lies within one standard deviation?A data set has a high standard deviation. What does this show?