Multiple Choice
Exhibit 22-2
A simple random sample of 43 elements has been selected from a population of size 800. The sample mean is 500, and the sample standard deviation is 60.
-Refer to Exhibit 22-2. An approximate 95% confidence interval for the population mean is
A) 482.2 to 517.8
B) 440.0 to 560.0
C) 500.0 to 560.0
D) 440.0 to 500.0
Correct Answer:
Verified
Correct Answer:
Verified
Q8: A sampling unit<br>A)must have one element<br>B)may include
Q9: A sample of 5 clusters is to
Q10: Exhibit 22-2<br>A simple random sample of 43
Q12: From a population consisting of 8,000 elements,
Q15: A random sample of 60 elements was
Q16: Exhibit 22-3<br>From a population of size 600,
Q17: We are interested in selecting a sample
Q18: A stratified simple random sample has been
Q30: The population from which the sample is
Q48: A sample selected in such a manner