Instruction 8-2 The Managers of a Company Are Worried About the Morale

Instruction 8-2
The managers of a company are worried about the morale of their employees. In order to determine if a problem in this area exists, they decide to evaluate the attitudes of their employees with a standardised test. They select the Fortunato test of job satisfaction, which has a known standard deviation of 24 points.
-Referring to Instruction 8-2,due to financial limitations,the managers decide to take a sample of 45 employees.This yields a mean score of 88.0 points.A 90% confidence interval would go from _________ to _________