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19. Each student in a random sample of seniors at a local high school participated in a survey These students were asked to indicate
19. Each student in a random sample of seniors at a local high school participated in a survey These students were asked to indicate their gender and their eye color. The following table summarizes the results of the survey. Eye color Be Brown Green Total Male 50 40 200 110 Gender Female Total 40 401 TO 90 90 BO 30 200 a. Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male? b. Suppose that one of these seniors is randomly selected. What is the probability that the selected student has blue eyes? c. Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male and has blue eyes? d. Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male or has blue eyes? e. Suppose that one of these seniors is randomly selected. What is the probability that the selected student has blue eyes, given that the student is male?
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To solve these probability questions lets use the information provided in the table Eye color Brown 90 Blue 80 Green 30 Gender Male 110 Female 90 a Th...
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Step: 3
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Statistics Learning From Data
Authors: Roxy Peck
1st Edition
495553263, 978-1285966083, 1285966082, 978-0495553267
