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After MrsKeech's Doomsday Predictions Failed, Her Followers Suddenly Became Interested in in Convincing

question 704

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After Mrs.Keech's doomsday predictions failed, her followers suddenly became interested in convincing others they were right.This strong need to maintain consistency in their beliefs by attracting additional followers is predicted by the __________ theory.


Definitions:

Population variance

A measure of the dispersion of all data points within a population, squared from the mean of the population.

Confidence interval

A gamut of numbers, produced from sample statistics, believed to enfold the covert value of a population parameter.

Sample standard deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

True average age

The actual mean age of all individuals in a specified group or population.

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