a) What is the point estimation of the population mean? b) Construct 95% confidence intervals for the population mean.

MATLAB: An Introduction with Applications
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In order to estimate the mean diameter of cupcakes, a baker examines a sample of 30
cupcakes. He finds that the sample mean is 7,5 cm with a sample standard deviation of 1,5
cm.
a) What is the point estimation of the population mean?
b) Construct 95% confidence intervals for the population mean.
Transcribed Image Text:In order to estimate the mean diameter of cupcakes, a baker examines a sample of 30 cupcakes. He finds that the sample mean is 7,5 cm with a sample standard deviation of 1,5 cm. a) What is the point estimation of the population mean? b) Construct 95% confidence intervals for the population mean.
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