Standard deviation of all possible sample proportions

Reference no: EM13788067

1. The standard deviation of all possible sample proportions increases as the sample size increases.

True
False

2. For non-normal populations, as the sample size (n) _________, the distribution of sample means approaches a/an __________ distribution.

decreases, uniform
increases, normal
decreases, normal
increases, uniform
increases, exponential

3. The central limit theorem states that as sample size increases, the population distribution more closely approximates a normal distribution.

True
False

4. If the sampled population has mean 48 and standard deviation 16, then the mean and the standard deviation for the sampling distribution of for n = 16 are

4 and 1.
12 and 4.
48 and 4.
48 and 1.
48 and 16.

Reference no: EM13788067

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