Exam3ExtraPractAns

Exam3ExtraPractAns - STAT 110 Exam 3 Seventeen Extra...

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STAT 110 – Exam 3 – Seventeen Extra Practice Answers 1) If a fair die is rolled five times and the outcomes are 44444, then the probability that 4 appears on the next roll is: B) 1/6 = 16.67% 2) The “Departed” was given 3 to 2 odds against winning the best picture Academy Award. This means the estimated probability of it winning was: B) 2/5 = 40% 3) The probability distribution of for the color of M&M’s in a standard bag is: Color: Brown Red Yellow Green Orange Blue Probability: 0.13 0.13 0.14 0.16 0.20 ? To make this a valid distribution, the probability of a blue M&M must be: D) 0.24 Questions 4-6 are based on the following questions: 70% of students in a class are from in-state and 60% of students in a class are female. 45% of the student in a class are females from in-state. 4) What percent of students are from out-of state? B) 30% 5) What percent of students are in-state but not female? A)
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This note was uploaded on 02/10/2011 for the course STAT 110 taught by Professor Johnson during the Spring '07 term at South Carolina.

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Exam3ExtraPractAns - STAT 110 Exam 3 Seventeen Extra...

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