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Naddik [55]
3 years ago
9

Data were collected on the amount spent by 64 customers for lunch at a major Houston restaurant. These data are contained in the

WEBfile named Houston. Based upon past studies the population standard deviation is known with = $6.Click on the webfile logo to reference the data.Round your answers to two decimal places.a. At 99% confidence, what is the margin of error?b. Develop a 99% confidence interval estimate of the mean amount spent for lunch.____ to ____Amount20.5014.6323.7729.9629.4932.709.2020.8928.8715.7818.1612.1611.2216.4317.669.5918.8919.8823.1120.1120.3420.0830.3621.7921.1819.2234.1327.4936.5518.3732.2712.6325.5327.7133.8121.7919.1626.3520.0126.8513.6317.2213.1720.1222.1122.4720.3635.4711.8517.886.8330.9914.6218.3826.8525.1027.5525.8714.3715.6126.4624.2416.6620.85

Mathematics
1 answer:
love history [14]3 years ago
6 0

Answer:

attached below

Step-by-step explanation:

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