Cost of Attendance at a Four Year College _ 1 point 5 The US Department of Education wants you to write up a report on the mean postgraduate What does the Department of Education earnings for undergraduates in the United W3 \"t you to estimate? States. You do not have the budget to collect The expected value of the sample earnings data for the entire population, so mean instead you collect a randomly selected sample of 100 undergraduates. The mean Mean earnings for all earnings in the sample is $50,000 and the undergraduates in the U5 standard devratlon '5 $7000 The expected value of the sample mean for the sample of 100 students Mean earnings for the sample of 100 students 1 point 5? If you had to give a single value (point estimate) for mean earnings of all undergraduates in the US, what number would you give? Type your answer... 1 point What is the standard error of the sampling distribution of the sample mean? Type your answer... Cost of Attendance at a Four Year College The US Department of Education wants you to write up a report on the mean postgraduate earnings for undergraduates in the United States. You do not have the budget to collect earnings data for the entire population, so instead you collect a randomly selected sample of 100 undergraduates. The mean earnings in the sample is $50,000 and the standard deviation is $7000. n 1point 5 If you want to generate a 95% condence interval for mean earnings, what is the margin of error? Type your answer... 1 point What is the smallest value in the 95% condence interval for mean earnings? Type your answer... What is the largest value in the 95% condence interval for mean earnings? Type your