Find the sample size.
-The Quality Control Department wants to estimate the true percentage of rework for
Electrical components to within ±4%, with 99% confidence. Based on similar past
Studies, the percentage of rework was found to be 12%. How many components should
They sample?
A) 651
B) 1000
C) 344
D) 438
E) 579
Correct Answer:
Verified
Q13: Are the assumptions and conditions for constructing
Q16: Find and interpret the confidence interval.
-EU (European
Q17: They actually select a random sample of
Q18: Find the sample size.
-The U.S. Department of
Q20: Should representatives from the Department of Labor
Q22: Find and interpret the confidence interval.
-One division
Q23: Find the sample size.
-The unemployment rate of
Q24: Find the sample size.
-The unemployment rate of
Q25: Find and interpret the margin of error.
-A
Q26: Find and interpret the confidence interval.
-One division
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