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slavikrds [6]
3 years ago
15

Liz is a student in Ms. Xu's class. Liz says to her classmates, "Of all the pairs of students Ms. Xu can choose as class leaders

, I am included in one-tenth of those pairs." How many students are in Ms. Xu's class?
Mathematics
1 answer:
RideAnS [48]3 years ago
5 0
I think it's 20 students
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DIA [1.3K]

It is not binomial random variable , since the number of red cards is unknown in the deck of cards in the starting of experiment.

As given in the question,

Number of cards are unknown.

Number of red cards are unknown in the starting of experiment.

Number of times process done =10

For binomial random variable number of red cards should be known.

Therefore, it is not binomial random variable , since the number of red cards is unknown in the deck of cards in the starting of experiment.

Learn more about binomial random variable here

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8 0
1 year ago
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Ne4ueva [31]

Answer:

Option B, 22

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user100 [1]
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Proportional relationships between x and y help anyone
mojhsa [17]

Answer:

The table on the right, the green table, is the one that shows a proportional relationship

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