The confidence interval is
a. a measure of the variation in responses for continuous measures.
b. the level of error related to the probability of rejecting the null hypothesis.
c. a counting of the number of cases that fall into the various response categories.
d. a projection of the range within which a population parameter will lie at a given level of confidence based on a statistic obtained from an appropriately drawn sample.
e. the arithmetic mean value across all responses for a variable.
Question 2
A well-designed mobile site should not require a lot of scrolling.
a. True
b. False
Indicate whether the statement is true or false
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