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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Famwam Famwam
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4 years ago

Question 1.

Determine whether the event is independent or dependent.

 A telephone pollster has the names and telephone numbers of 50 voters, 20 of whom are registered Democrats and 30 of whom are registered Republicans.  After each call, she removes that person's name from her list. Her first two calls are to Republicans.

▸ Independent

▸ Dependent

Question 2.

Find the indicated probability. Express answers as decimals.

 In one town, 37% of all voters are Democrats. If two voters are randomly selected for a survey, find the probability that they are both Democrats.

▸ 0.740

▸ 0.137

▸ 0.370

▸ 0.133
Textbook 
Statistical Reasoning for Everyday Life

Statistical Reasoning for Everyday Life


Edition: 5th
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NashuaNashua
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4 years ago
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Famwam Author
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4 years ago
This helped my grade so much Perfect
decibul
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Yesterday
Good timing, thanks!
mikey3091
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2 hours ago
this is exactly what I needed
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