Who Pioneered the Idea That the Bell Curve Could Be

question 283

Multiple Choice

Who pioneered the idea that the bell curve could be applied to psychological characteristics?

• A) Alfred Binet
• B) Charles Spearman
• C) Francis Galton
• D) Theodore Simon

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Definitions:

Variance

A measure of the dispersion or spread of a set of values, calculated as the average of the squared deviations from the mean.

Binomial Random Variable

A type of random variable that follows a binomial distribution, signifying the number of successes in a series of independent trials.

Normal Approximations

The use of the normal distribution to approximate the distribution of sample statistics for large sample sizes, even if the data itself is not normally distributed.

Exact Probabilities

The precise likelihood, often computationally derived, of observing a particular outcome in a statistical experiment.