Select the correct answer below as a percent rounded to 3 significant digits.  - Show your calculations on your scrap paper for full marks.      a. 10%   b. 0.5   c. 33.3%   d. 50%

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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  1. A sample of 50 children at a Pediatric Clinic were surveyed regarding their preferences for flavoured vitamins. Below are the results.

     Age

    Flavour Preference

     

    Totals

    Strawberry

    Chocolate

    Banana

    3 to 5 years old

    2

    7

    13

    22

    6 to 8 years old

    3

    5

    5

    13

    9 to 11 years old

    5

    3

    7

    15

    Totals

    10

    15

    25

    50

     

    What is the probability that a randomly selected child prefers the strawberry flavoured vitamins and is 9 to 11 years old?

     

    Note:

    - Select the correct answer below as a percent rounded to 3 significant digits. 

    - Show your calculations on your scrap paper for full marks. 

     

      a.

    10%

      b.

    0.5

      c.

    33.3%

      d.

    50%

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