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A used car lot owner wanted to estimate the amount spent by customers during the summer months. She ...

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A used car lot owner wanted to estimate the amount spent by customers during the summer months. She ...

A used car lot owner wanted to estimate the amount spent by customers during the summer months. She took a random sample of customers and recorded the amount they spent. A histogram showed the data was right-skewed so she took the log of each value and verified that the distribution of these values was more normally distributed. What test/method should she use to estimate the mean amount spent during the summer months?

▸ Mann-Whitney Test

▸ Sign Test

▸ Paired t-test

▸ Data transformation

Textbook

Introductory Statistics: Exploring the World Through Data

Edition: 2^nd

Authors: Gould, Ryan

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More solutions for this book are available here

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