HW Score: 10 of 12 (12 complete) Score: 0 of 1 pt 15.1.57 Percent of students 13

Question

HW Score: 10 of 12 (12 complete) Score: 0 of 1 pt 15.1.57 Percent of students 13.8 21.1 24.3 18.5 223 Score The score on shown in the table is for all students who took a yearly AP statistics exam. An AP statistics teacher had 52 students preparing to take the AP exam. Though they were obviously not a random sample, he considered his students to be "typical" of all the national students. What's the probability that his students will achieve an average score of at least 3? The probabability that his students will achieve an average score of at least 3 is Round to four decimal places as needed.) All parts showing r All Check search

Explanation / Answer

P(X>=3) = 1-P(X<3) = 1-0.408 = 0.592

Scores Percentages Cum. Percentages 1 22.3 22.3 2 18.5 40.8 3 24.3 65.1 4 21.1 86.2 5 13.8 100

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