Need help on both questions 50 points and branliest
2 answers:
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Answer:
The third graph is your answer.
Step-by-step explanation:
I included a graph below with the correct graphing.
Answer:
the minimum sample size n = 11.03
Step-by-step explanation:
Given that:
approximate value of the population standard deviation = 49
level of significance ∝ = 0.01
population mean = 38
the minimum sample size n = ?
The minimum sample size required can be determined by calculating the margin of error which can be re[resented by the equation ;
Margin of error =
n ≅ 11.03
Thus; the minimum sample size n = 11.03