Derek has $52.50. He can spend up to 1/3 of his money on school supplies. How much money can Derek spend on school supplies? sho
2 answers:
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Answer:
Step-by-step explanation:
Given : Sample size : n= 33
Critical value for significance level of :
Sample mean :
Standard deviation :
We assume that this is a normal distribution.
Margin of error :
i.e.
Hence, the margin of error is