Multiple Choice
Find the sample size.
-The U.S. Department of Labor wants to estimate the percentage of females in the labor
Force to within ±5% with 90% confidence. As a planning value they use 46%, the
Reported percentage of females in the labor force of EU (European Union) countries.
How many employment records should be sampled?
A) 121
B) 269
C) 451
D) 382
E) 1000
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Check assumptions / conditions for confidence intervals.<br>-Which
Q3: Find and interpret the confidence interval.<br>-A recent
Q4: Find and interpret the margin of error.<br>-A
Q5: Find and interpret the confidence interval.<br>-EU (European
Q6: Find and interpret the confidence interval.<br>-Automobile mechanics
Q6: Are the assumptions and conditions for constructing
Q7: Should representatives from the Department of Labor
Q8: Find and interpret the margin of error.<br>-Automobile
Q9: Find the sample size.<br>-The Quality Control Department
Q11: Find and interpret the confidence interval.<br>-One division