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Author Question: Determine P(-2.45 z 0), assuming a standard normal distribution.[br][br][b][color=#9E3EA8]Question ... (Read 65 times)

cartlidgeashley

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on: Jun 24, 2018
Determine P(-2.45  z  0), assuming a standard normal distribution.

Question 2

If young children watch an average of 105 minutes of TV per day with a standard deviation of 30 minutes per day, what is the probability that a random sample of 60 children will watch more than 110 minutes of TV per day?


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kilada

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

0.4929

Answer to Question 2

0.0985


cartlidgeashley

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Reply 2 on: Jun 24, 2018
Gracias!

duy1981999

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Reply 3 on: Yesterday
Wow, this really help

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