Exam 7: Sampling Distributions
Exam 1: Describing Data With Graphs94 Questions
Exam 2: Describing Data With Numerical Measures186 Questions
Exam 3: Describing Bivariate Data35 Questions
Exam 4: Probability and Probability Distributions136 Questions
Exam 5: Several Useful Discrete Distributions129 Questions
Exam 6: The Normal Probability Distribution196 Questions
Exam 7: Sampling Distributions162 Questions
Exam 8: Large-Sample Estimation173 Questions
Exam 9: Large-Sample Tests of Hypotheses210 Questions
Exam 10: Inference From Small Samples261 Questions
Exam 11: The Analysis of Variance156 Questions
Exam 12: Linear Regression and Correlation165 Questions
Exam 13: Multiple Regression Analysis178 Questions
Exam 14: Analysis of Categorical Data136 Questions
Exam 15: Nonparametric Statistics198 Questions
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As the sample size increases, the standard error of the sample proportion decreases.
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A production process produces 10 percent defective items.
Describe the sampling distribution of the proportion of defectives for a simple random sample of n = 50.
Is the distribution approximately normal?
______________
What is the mean?
______________
What is the standard deviation?
______________
What is the likelihood of encountering a sample proportion within
0.03 of the population proportion?
______________
If the production process is shut down whenever a sample proportion of defectives exceeds 0.05, what is the likelihood of this happening?
______________

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