Suppose that the length of unemployment for laid off workers is normally distributed with an unknown mean and standard
deviation. A random sample of 33 unemployed workers is taken and gives a sample mean of 90 days before securing a new
job and a sample standard deviation of 10 days.
df to.10 to.os to.025 to.01. to.005
31
1.309 1.696 2.040 2.453 2.744
32
1.309 1.694 2.037 2.449 2.738
33 1.308 1.692 2.035 2.445 2.733
34
1.307 1.691 2.032 2.441 2.728
35 1.306 1.690 2.030 2.438 2.724
Find the margin of error, for a 90% confidence interval estimate for the population mean using the Student's f-distribution.
Use the portion of the table above. Round the final answer to two decimal places.
Provide your answer below:
ME-