Essay
The following information gives the number of days absent from work for a population of 5 workers at a small factory.
a.Find the mean and the standard deviation for the population.
b.Samples of size 2 will be drawn from the population. Use the answers in part a to calculate the expected value and the standard deviation of the sampling distribution of the sample mean.
c.Find all the samples of 2 workers that can be extracted from this population. Choose the samples without replacement.
d.Compute the sample mean for each of the samples in Part c.
Correct Answer:

Verified
a.5; 2.449
b.5; 1.5
c.AB, AC, ...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
b.5; 1.5
c.AB, AC, ...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q19: If we consider the simple random sampling
Q23: Random samples of size 17 are taken
Q48: Four hundred people were asked whether gun
Q55: From a population of 500 elements, a
Q71: As the sample size increases, the<br>A) standard
Q98: The average weekly earnings of bus
Q99: Random samples of size 36 are taken
Q100: A random sample of 15 telephone calls
Q103: The fact that the sampling distribution of
Q104: The number of random samples (without replacement)