In a large college, 20% of the students have experienced feelings of math anxiety. If you take a random sample of 30 students, find the probability that: A. Exactly 2 students have math anxiety B. 5 or 6 students have math anxiety C. The first student to experience math anxiety is the 9th person chosen D. What is the expected number of students with math anxiety

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section6.7: Probability And Odds
Problem 2C
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In a large college, 20% of the students have experienced feelings of math anxiety. If you take a random sample of 30 students, find the probability that: A. Exactly 2 students have math anxiety B. 5 or 6 students have math anxiety C. The first student to experience math anxiety is the 9th person chosen D. What is the expected number of students with math anxiety
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