A market research firm is investigating the appeal of three package designs. The table below gives information obtained through a sample of 200 consumers. The three package designs are labeled A, B, and C. The consumers are classified according to age and package design preference. A B C Total Under 25 years 22 34 40 96 25 or older 54 28 22 104 Total 76 62 62 200 If one of these consumers is randomly selected, what is the probability that the person prefers design A and is under 25? 0.54 0.11 0.78 0.18 0.22
A market research firm is investigating the appeal of three package designs. The table below gives information obtained through a sample of 200 consumers. The three package designs are labeled A, B, and C. The consumers are classified according to age and package design preference. A B C Total Under 25 years 22 34 40 96 25 or older 54 28 22 104 Total 76 62 62 200 If one of these consumers is randomly selected, what is the probability that the person prefers design A and is under 25? 0.54 0.11 0.78 0.18 0.22
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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A market research firm is investigating the appeal of three package designs. The table below gives information obtained through a sample of 200 consumers. The three package designs are labeled A, B, and C. The consumers are classified according to age and package design preference.
|
A |
B |
C |
Total |
|||
---|---|---|---|---|---|---|---|
Under 25 years |
22 |
34 |
40 |
96 |
|||
25 or older |
54 |
28 |
22 |
104 |
|||
Total |
76 |
62 |
62 |
200 |
If one of these consumers is randomly selected, what is the probability that the person prefers design A and is under 25?
0.54
0.11
0.78
0.18
0.22
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