You want to obtain a sample to estimate how much parents spend on their kids birthday parties. Based on previous study, you believe the population standard deviation is approximately o = 39.7 dollars. You would like to be 99% confident that your estimate is within 10 dollar(s) of avoragn

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You want to obtain a sample to estimate how much parents spend on their kids birthday parties. Based on
previous study, you believe the population standard deviation is approximately o = 39.7 dollars. You would
like to be 99% confident that your estimate is within 10 dollar(s) of avoragn
Transcribed Image Text:You want to obtain a sample to estimate how much parents spend on their kids birthday parties. Based on previous study, you believe the population standard deviation is approximately o = 39.7 dollars. You would like to be 99% confident that your estimate is within 10 dollar(s) of avoragn
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