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Problem 7 One hundred children were asked, "Do you like mommy or daddy" Of the 33 who answered "Daddy" to the question, 14 were male. Of the 67 who answered "Mommy" to the question, six were male. If one child is selected at random, what is the probability that this student answered "Daddy" or was a male? a. 0.67 b. 0.39 c. 0.53 d. 0.13

Problem 7 One hundred children were asked, "Do you like mommy or daddy" Of the 33 who answered "Daddy" to the question, 14 were male. Of the 67 who answered "Mommy" to the question, six were male. If one child is selected at random, what is the probability that this student answered "Daddy" or was a male? a. 0.67 b. 0.39 c. 0.53 d. 0.13

A First Course in Probability (10th Edition)
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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Problem 7 One hundred children were asked, "Do you like mommy or daddy" Of the 33 who answered "Daddy" to the question, 14 were male. Of the 67 who answered "Mommy" to the question, six were male. If one child is selected at random, what is the probability that this student answered "Daddy" or was a male? a. 0.67 b. 0.39 c. 0.53 d. 0.13 Problem 8 A company has 2 machines that produce electrical circuits. An older machine produces 27% defective circuits, while the new machine produces only 3% defective circuits. In addition, the new machine produces 4 times as many circuits as the older machine does. If a circuit is selected at random, what is the probability that it is defective?
Transcribed Image Text:Problem 7 One hundred children were asked, "Do you like mommy or daddy" Of the 33 who answered "Daddy" to the question, 14 were male. Of the 67 who answered "Mommy" to the question, six were male. If one child is selected at random, what is the probability that this student answered "Daddy" or was a male? a. 0.67 b. 0.39 c. 0.53 d. 0.13 Problem 8 A company has 2 machines that produce electrical circuits. An older machine produces 27% defective circuits, while the new machine produces only 3% defective circuits. In addition, the new machine produces 4 times as many circuits as the older machine does. If a circuit is selected at random, what is the probability that it is defective?
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