> Simplify the expression: | - 8 - ( + io) 5 12 4. 5 12 4.
1 answer:
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Answer:
the number of families needed for the survey is 2,157
Step-by-step explanation:
The computation of the number of families needed for the survey is shown below:
Given that
The Standard deviation is $900
Service level = 99%
z value at 99% = 2.58
Expenditures = $50
Based on the above information
The number of families needed for the survey is
= 2,157
Hence, the number of families needed for the survey is 2,157