Question

Analyze the normal curve of intelligence testing and explain the mean, standard deviation, and percentiles for the data.
(Image is attached) I only have 18 points so plz help!!!!!!!!

Answer 1

Answer:

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Explanation:

A standard deviation is a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance. ... If the data points are further from the mean, there is a higher deviation within the data set; thus, the more spread out the data, the higher the standard deviation