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Estimate for the population mean amount spent on lunch

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Reference no: EM132474364

Following data gives the amount that a sample of 10 customers spent for lunch ($) at a fast food restaurant:

$8.50, $7, $5.80, $9, $5.60, $7.80, $6.50, $5.40, $7.50, $5.50

Construct a 90% confidence interval estimate for the population mean amount spent on lunch at the fast food restaurant and interpret it.

Reference no: EM132474364

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