Question
Asked Dec 23, 2019
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In Exercises 9–12, assume that 50 births are randomly selected. Use subjective judgment to describe the given number of girls as (a) significantly low, (b) significantly high, or (c) neither significantly low nor significantly high.

26 girls

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Expert Answer

Step 1

From a randomly selected 50 births, there are 26 girls.

Reason for the correct answer:

Let the event A denote the number of girls.

The formula for the probability of event A is,

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Number of times A occured P(A) = Number of times the procedure was repeated

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Step 2

Substitute 26 for ‘Number of times A occurred’ and 50 for ...

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26 P(A) = 50 = 0.52

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