Answer Happy

correct 0/1 pts Question 7 If you were to use a simple random sample to construct a 95% confidence interval for the mean of the distribution of wages in a population of steel worker union members, which of the following statements would be true? There is about a 5% chance that the interval does not cover the sample mean. There is about a 5% chance that the interval does not cover the true population mean. There is about a 5% chance that the interval covers the true population mean. About 95% of all wages in the population would lie within the interval. There is a 95% chance that the sample mean is equal to the population mean

Incorrect Question 8 0/1 pts This question is about the variable "Principal Received" in column K of the accompanying Excel file. (Refer to the top of the quiz to see the quiz instructions, which include a link to the Excel file.) Estimate the mean principal received of all loans in the population of Lending Club customers with 99% confidence. We are 99% confident that the population mean principal received is between $8,876.05 and $10,830,52 We are 99% confident that the population mean principal received is between $8,335.95 and $11,370.63. We are 99% confident that the population mean principal received is between $8,685.78 and $11,020.80. We are 99% confident that the population mean principal received is between $8,315.98 and $11,390,60. We are 99% confident that the population mean principal received is between $8.308.94 and $11.397.64