Two hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. 18–24 25–34 35–55 55 and over Total Liked Crunchicles 10 8 12 6 36 Disliked Crunchicles 15 10 6 18 49 No Preference 27 5 27 56 115 Total 52 23 45 80 200 One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions. What is the probability that the consumer is 18–24 years of age, given that they dislike Crunchicles? What is the probability that the selected consumer dislikes Crunchicles? What is the probability that the selected consumer is 35–55 years old or likes Crunchicles?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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Two hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table.

  18–24 25–34 35–55 55 and over Total
Liked Crunchicles 10 8 12 6 36
Disliked Crunchicles 15 10 6 18 49
No Preference 27 5 27 56 115
Total 52 23 45 80 200



One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions.

What is the probability that the consumer is 18–24 years of age, given that they dislike Crunchicles?

  

What is the probability that the selected consumer dislikes Crunchicles?

  

What is the probability that the selected consumer is 35–55 years old or likes Crunchicles?

  

If the selected consumer is 70 years old, what is the probability that they like Crunchicles?



  

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