In: Statistics and Probability
Older people often have a hard time finding work. AARP reported on the number of weeks it takes a worker aged plus to find a job. The data on number of weeks spent searching for a job contained in the table below.
a. Provide a point estimate of the population mean number of weeks it takes a worker aged plus to find a job. Round the answer to two decimal places.
weeks
b. At confidence, what is the margin of error? Round the answer to four decimal places.
c. What is the confidence interval estimate of the mean? Round the answers to two decimal places.
,
d. Find the skewness. Round the answer to four decimal places.
Discuss the degree of skewness found in the sample data. What suggestion would you make for a repeat of this study.
Considering a slightly larger sample next time ( would be/would not be) Item 6 a good strategy.