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Mathematics, 04.08.2020 14:01 drcarver

Kelly went on vacation to the Hamptons. She was curious about whether rich people own a lot of TVs, so she went door to door in 333 neighborhoods, asking people how many TVs they owned. Here's what she found: The inventor of the flat-screen TV lived in neighborhood AAA. He owned 787878 TVs. Every home in neighborhood BBB owned 333 TVs . TV ownership in neighborhood CCC was normally distributed with a median of 666 TVs. Which of the following is true? Choose all answers that apply: Choose all answers that apply: (Choice A) A The standard deviation for number of TVs in neighborhood BBB is abnormally low. (Choice B) B The interquartile range for TVs in neighborhood AAA is almost certainly the highest interquartile range among the 333 neighborhoods. (Choice C) C The mean number of TVs in neighborhood CCC is about twice as large as the mean number of TVs in neighborhood BBB. (Choice D) D The interquartile range and the standard deviation for number of TVs in neighborhood BBB are equal.

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