Stress at work: In a poll about work, 50% of respondents

Last updated: 7/8/2022

Stress at work: In a poll about work, 50% of respondents said that their jobs were sometimes or always stressful. Eight workers are chosen at random. (a) What is the mean number who find their jobs stressful in a sample of 8 workers? Round the answer to two decimal places. The mean number who find their jobs stressful is (b) What is the standard deviation of the number who find their jobs stressful in a sample of 8 workers? Round the answer to four decimal places. The standard deviation of the number who find their jobs stressful is