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in a survey, 34 people were asked how much they spwnf on their childs last birthday...

in a survey, 34 people were asked how much they spwnf on their childs last birthday gift. the results wede roughly bell shapped with a mean of $70 and standard deviation of $12. calcuate,state and interpert a 95% confidence interval to estimatd the mean amount of money parents spend on their childs birthday gift. round to the nearest 100tg where necessary.
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