Question: As the size of a random sample increases: (a) The standard deviation decreases. (b) The standard error of the mean decreases. (c) The mean decreases.

As the size of a random sample increases:

(a) The standard deviation decreases.

(b) The standard error of the mean decreases.

(c) The mean decreases.

(d) The range is likely to increase.

(e) The accuracy of the parameter estimates increases.

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