For results based on a small random sample from a bell-shaped distribution, the distribution of the sample mean is

A. approximately a normal distribution.

B. not a bell-shaped distribution.

C. a uniform distribution.

D. approximately a standard normal (z-score) distribution

Question

Mathematics

Chad Villarreal

26 December, 00:55

For results based on a small random sample from a bell-shaped distribution, the distribution of the sample mean is

A. approximately a normal distribution.

B. not a bell-shaped distribution.

C. a uniform distribution.

D. approximately a standard normal (z-score) distribution

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Answers (1)

Know the Answer?

Caden · Answer 1

A. approximately a normal distribution.

Step-by-step explanation:

There may be a few differences, but the sampling distribution of the sample mean is still approximately normal.

So the correct answer is:

A. approximately a normal distribution.

For results based on a small random sample from a bell-shaped distribution, the distribution of the sample mean isA. approximately a normal distribution.B. not a bell-shaped distribution.C. a uniform distribution.D. approximately a standard normal (z-score) distribution

For results based on a small random sample from a bell-shaped distribution, the distribution of the sample mean is

A. approximately a normal distribution.

B. not a bell-shaped distribution.

C. a uniform distribution.

D. approximately a standard normal (z-score) distribution