Mathematics, 29.06.2021 20:10 danielzgame
In a survey, 30 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $35 and standard deviation of $17. Construct a confidence interval at a 95% confidence level.
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In a survey, 30 people were asked how much they spent on their child's last birthday gift. The resul...
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