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Author Question: Consider an experiment that involves repeatedly rolling a six-sided die. Which of the following is a ... (Read 49 times)

xclash

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on: Jul 24, 2018
Consider an experiment that involves repeatedly rolling a six-sided die. Which of the following is a binomial random variable?
 a. The number of rolls until a 4 is rolled for the first time.
  b. The number of times that a 4 is rolled when the die is rolled six times.
  c. The sum of the numbers observed on the first six rolls.
  d. It is not possible to have a binomial random variable when rolling a six-sided die because a binomial random variable allows only two possible outcomes, not six.

Question 2

Suppose that a 95 confidence interval for the proportion of teen drivers who were involved in a car accident is found to be (0.1425, 0.2875). What is the value of the point estimate for the population proportion of teen drivers who were involved in a car accident?


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T4T

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

0.215


xclash

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Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review

Jsherida

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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