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2025 STAT130W1 Introduction to Statistics

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What is the probability that the woman will get

ill because she picked two of the

Type-2 pills?

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What is the distribution of the random variable

that gives the number of consultations that are with people who do not have

flu symptoms?

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0%
0%
0%
100%
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What Excel command/formula can be used to

calculate the probability that the doctor has at most 3 consultations with

people who do not have flu symptoms?

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100%
0%
0%
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The doctor can expect k

of the consultations to be with people with flu

symptoms. What is the value of

k?

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What is the probability that more than 8, but at

most 12, of the consultations will be with people who have flu symptoms? (Round off to 4 decimal places.)

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Which of the following Excel commands/formulas can be used to

calculate the probability that at least half of the consultations will be for

people with flu symptoms?

100%
0%
0%
0%
0%
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How many claims can the insurance company expect

in a 7-day week?

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What Excel

command/formula can be used to calculate the probability that the insurance

company receives more than 2 claims in the next hour?

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0%
0%
0%
100%
0%
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What is the probability that the insurance

company receives 4 to 8 claims in the next two-hour period? (Round off to 4 decimal places.)

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What is the probability that the insurance

company receives only 9 claims in the next 4 hours? (Round off to 3 decimal places.)

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