Unit 5: Sampling Distributions

/ Unit 5: Sampling Distributions

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As you build understanding of sampling distributions, you’ll lay the foundation for estimating characteristics of a population and quantifying confidence.

Question Difficulty:

Question	Difficulty	Students Solved
Standard Deviation of a Sample Mean	easy	12
Probability for Difference in Sample Means	medium	5
Standard Error of a Sample Proportion	easy	6
Standard Deviation of a Sample Proportion	medium	6
Normal Approximation With Continuity Correction	medium	6
Mean of the Difference in Sample Means	easy	5
Ranking Scores and Percentiles	easy	5
Sampling Distribution of a Sample Proportion	easy	6
Ranking Probabilities for a Sample Mean	medium	2
Effect of Sample Size on Variability	easy	3
Standard Deviation for Sample Proportions	medium	3
Central Limit Theorem for a Skewed Population	medium	2
Unbiased Estimator Definition	easy	3
Sample Size for a Small Proportion	medium	3
Mean and Standard Deviation of Sample Proportion	easy	3
Bias and Standard Error of an Estimator	easy	3
Property of an Unbiased Estimator	easy	1
Standard Deviation for the Difference of Means	medium	2
Ordering Z-Scores from Cumulative Probabilities	easy	1
Central Limit Theorem For Difference Of Means	easy	3

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#2	aadharshmeenak	14	20	0m 00s	1,340
#3	h62018675	15	23	2m 14s	1,286
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