Question
1.There is a jar holding ten marbles.Five of them are red, three of them are green, and two of them are yellow.What is the probability
1.There is a jar holding ten marbles.Five of them are red, three of them are green, and two of them are yellow.What is the probability of making five draws (with replacement) and getting exactly one green?You must explain how you got the answer.You should state intermediary values that you have to calculate.
2.The mean of a test is 400 and the standard deviation is 75. It is normally distributed.What proportion of people scored between 445 and 535?You must explain how you got the answer.You should state intermediary values that you have to calculate.
3.The mean of a test is 400 and the standard deviation is 75.It is normally distributed.Amy has a score of 463.What percentile rank is she in?You must explain how you got the answer.You should state intermediary values that you have to calculate.
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A Survey of Mathematics with Applications
Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde
10th edition
134112105, 134112342, 9780134112343, 9780134112268, 134112261, 978-0134112107
