Examlex
The percent of variance explained is a summary measurement indicating how much of the total original variance of all the respondents is represented by the factor.
Standard Deviation
A metric that calculates how much a dataset's values deviate or spread out from the average.
Confidence Interval
A range of values, derived from sample data, that is likely to contain the value of an unknown population parameter, expressed at a certain confidence level.
Mean
The mean of a collection of numbers, found by summing up all values and then dividing by the total count of those values.
Standard Deviation
A measure of the amount of variation or dispersion in a set of values.
Q6: Repeated applications of a copy test such
Q9: In a shopping center intercept study, the
Q12: Respondents who are overwhelmed by a ranking
Q14: Systematic sampling involves systematically spreading the sample
Q15: The contingency coefficient varies between 0 and
Q18: The higher the significance level used for
Q24: If a population is surveyed and error
Q29: Bo Derek calculates that she needs a
Q32: a 90 percent confidence interval cannot be
Q59: As the sample size decreases, the degree