Solve the Problem. -Among a Random Sample of 500 College Students, the Mean

question 53

Multiple Choice

Solve the problem.
-Among a random sample of 500 college students, the mean number of hours worked per week at non-college related jobs is 15.1. This mean lies 2.8 standard deviation(s) below the mean of the sampling distribution. If a second sample of 500 students is selected, what is the probability that for the second sample, the mean number oOf hours worked will be at least 15.1?

• A)0.0026
• B)0.9974
• C)0.5
• D)0.9965