Assume that male and female births are equally likely and that the birth of any child does not ...

Assume that male and female births are equally likely and that the birth of any child does not affect the probability of the gender of any other children. Find the probability of at most three girls in ten births.

A) 0.172 B) 0.300 C) 0.003 D) 0.333

Q. 2

True or False: A doctor wishes to determine the relationship between a males age and that males total cholesterol level. He tests 200 males and records each males age and that males total cholesterol level.

The males cholesterol level is the predictor variable? A) False B) True

Q. 3

John has six bills of paper money in the following denominations: 1, 5, 10, 20, 50, and 100 If he selects 3 bills at a time how many, how many groups can be formed?

A) 20 B) 10 C) 30 D) 15

Q. 4

ranking (first place, second place, etc.) of contestants in a singing competition

A) ordinal B) ratio C) nominal D) interval

Q. 5

Find the area under the standard normal curve between z = 0 and z = 3.

A) 0.4987 B) 0.9987 C) 0.0010 D) 0.4641

Q. 6

Sixty-five percent of men consider themselves knowledgeable soccer fans. If 10 men are randomly selected, find the probability that exactly three of them will consider themselves knowledgeable fans.

A) 0.021 B) 0.252 C) 0.65 D) 0.300

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Assume that male and female births are equally likely and that the birth of any child does not ...

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