In a triangle ABC, which is the longest side if:
1 answer:
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Answer:
The number of weeks required = 216 weeks
Step-by-step explanation:
Given that:
Margin of Error E = 200
Confidence interval = 95% = 0.95
Level of SIgnificance = 1 - C.I
= 1 - 0.95
= 0.05
Standard deviation = 1500
The Critical value for Z :
The number of weeks( i.e the sample size (n) ) required is :
n = 216.09
n ≅ 216 weeks