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Author Question: Answer the question based on the following situation:An honest coin is tossed 1600 times. The random ... (Read 261 times)

mcmcdaniel

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Question 1

For a population of 2000 students taking the SAT math exam, the scores on the exam have an approximately normal distribution with mean μ = 590 and standard deviation σ = 70.

Approximately how many students scored less than 543 points?
◦ 543
◦ 637
◦ 500
◦ 750
◦ none of these

Question 2

Answer the question based on the following situation:
An honest coin is tossed 1600 times. The random variable X denotes the total number of heads that come up in the 1600 tosses.

What are the chances that X is 800 or less?
◦ approximately 0%
◦ approximately 100%
◦ approximately 40%
◦ approximately 50%
◦ none of these


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Marked as best answer by mcmcdaniel on May 5, 2020

TINA

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mcmcdaniel

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Reply 2 on: May 5, 2020
:D TYSM


flexer1n1

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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