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Author Question: An elementary school teacher learned that 40 percent of school age children have at least 3 ... (Read 375 times)

jho37

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on: Jun 24, 2018
An elementary school teacher learned that 40 percent of school age children have at least 3 cavities. The teacher has 30 students in his class. What is the probability that 10 students from this class have at least 3 cavities?

Question 2

True or False An estimator is unbiased if the expected value of the sample statistic is the same as the actual value of the population parameter it is intended to estimate.
  Indicate whether the statement is true or false


nicoleclaire22

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

0.1115

Answer to Question 2

T


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jho37

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Reply #2 on: Jun 24, 2018
Thank you :)


nicoleclaire22

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Reply #3 on: Jun 24, 2018
Happy to help you


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