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Sampling Distribution (College Assignment) Flashcards | StudBud

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Sampling Distribution (College Assignment)

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Questions 6

Answers

1
Which of the following is NOT a condition for using the CLT with sample means?
Population must be finite
Random sampling
Independent observations
Large enough sample size
2
What happens to the variability of the sample mean as the sample size increases?
It increases linearly
It decreases1
It stays the same
It increases exponentially
3
True or False: The mean of sampling distribution of the sample mean is equal to the population mean(μ).
False
True
4
What is the definition of a sampling distribution?
The distribution of a population's values
The distribution of errors from a regression model
The probability distribution of a statistic across all possible samples
A histrogram of one sample's data
5
The Central Limit Theorem applies to ________
All statistics
Proportions only
Means and proportions
Means only
6
A statistic is unbiased if:
The population is normal
Its expected value equals the parameter being estimated.
It's standard error is small
It's sampling distribution is small