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Author Question: The length of a cat's tail is roughly normally distributed with a mean of 5" and a standard ... (Read 178 times)

jerry coleman

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on: Aug 30, 2019

Question 1

Which of these random variables has a binomial model?
◦ The number of books we select out of a pile of 9 books that are non-fiction.
◦ none of these
◦ The number of children a family has until they have two boys.
◦ The number of girls a family has out of the three children they will have.
◦ The number of times a free throw is shot until one shot is made.

Question 2

The length of a cat's tail is roughly normally distributed with a mean of 5" and a standard deviation of 2". The probability of having a cat with a 3.5" tail or shorter is...
◦ 25%
◦ 77.3%
◦ 75%
◦ none of these
◦ 22.7%
Stats: Modeling the World ¦ Bock, Velleman, De Veaux ¦ 4th Edition
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Marked as best answer by jerry coleman on Aug 30, 2019

xoxo123

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Reply #1 on: Aug 30, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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jerry coleman

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Reply #2 on: Aug 30, 2019
TY


xoxo123

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Reply #3 on: Aug 30, 2019
You're welcome


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