Enter all answers to the nearest tenth.A day care program has an average daily expense of $75.00. The standard deviation is $5.00. The owner takes a sample of 64 bills. What is the probability the mean of his sample will be between $70.00 and $80.00?Step 1. Calculate a z-score for $70.00-Step 2. Give the probability for step 1.%Step 3. Calculate the z-score for $80.00+Step 4. Give the probability for step 3.%Step 5. Add the probabilities from steps 2&4.%

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Answered: Enter all answers to the nearest tenth.…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Enter all answers to the nearest tenth.

A day care program has an average daily expense of $75.00. The standard deviation is $5.00. The owner takes a sample of 64 bills. What is the probability the mean of his sample will be between $70.00 and $80.00?

Step 1. Calculate a z-score for $70.00	-
Step 2. Give the probability for step 1.	%
Step 3. Calculate the z-score for $80.00	+
Step 4. Give the probability for step 3.	%
Step 5. Add the probabilities from steps 2&4.	%