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Author Question: A dishonest coin (landing heads of the time) is tossed 1350 times. The random variable X denotes the ... (Read 79 times)

rmenurse

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Question 1

A dishonest coin (landing heads of the time) is tossed 1350 times. The random variable X denotes the total number of heads that come up in the 1350 tosses.

The mean μ of this approximately normal distribution X is approximately
◦ 540.
◦ 675.
◦ 810.
◦ 23.2.
◦ none of these

Question 2

A dishonest coin (landing heads of the time) is tossed 1350 times. The random variable X denotes the total number of heads that come up in the 1350 tosses.

The standard deviation σ of this approximately normal distribution X is approximately
◦ 18.37.
◦ 20.
◦ 18.
◦ 18.63.
◦ none of these


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Marked as best answer by rmenurse on May 5, 2020

babybsemail

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rmenurse

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Reply 2 on: May 5, 2020
Gracias!


softEldritch

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Reply 3 on: Yesterday
Excellent

 

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