68. Bowling scores. At the time this book was written, thebowling scores, S, of author Marv Bittinger (shown be-low) were normally distributed with mean 201 and stan-dard deviation 23.a) Find the probability that one of Marv's scores is from185 to 215.b) Find the probability that one of his scores is from160 to 175.c) Find the probability that one of his scores is greaterthan 200.d) Marv's best score is 299. Find the percentile thatcorresponds to this score, and explain what thatnumber represents.

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Answered: 68. Bowling scores. At the time this…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Please answer B, C, and D.
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Refer to the accompanying table, which describes results from groups of 8 births from 8 different sets of parents. The random variable x represents the number of girls among 8 children. Find the mean and standard deviation for the number of girls in 8 births. Click the icon to view the data table. The mean is u = girl(s). (Round to one decimal place as needed.) The standard deviation is o = girl(s). (Round to one decimal place as needed.)
JA researcher takes an SRS of 80 people who go golfing.The average to be u52 years old. It was also determined that the standard deviation of cac ot golfers was la What is the probability that the sample mean is kss. than 47 years old? age of all golferswas determined years.
Suppose that the distance of fly balls hit to the outfielder ( in baseball) is normally distributed with a mean of 250 feet and a standard deviation of 50 feet. We randomly sample 49 fly balls.a. In words define the random variable. X________.b. What is the probability that the 49 balls traveled an average at least of 240 feet. Include a complete shaded graph, and write the probability statement. c. Find the 90th percentile of the distribution of the average of 49 fly balls.
The Transport Network Vehicle Service (TNVS) drivers have an average booking of 22 rides a day with standard deviation of 15 rides. If 100 TNVS will be randomly selected, find the average bookings which fall on the right side of the 75th percentile of the distribution. A 25 B 67 C) 75 D 23
All California 5th graders take a standardized test. The mean for the population of 5th graders is 68.9 and the standard deviation for the population is 10. What is the probability of randomly selecting a student who scored a. ≥ 85? b. less than or equal to 85? c. between 80 & 85? d. between 60 & 85?
Please explain how to solve as well.
Thirty percent of people did not visit their doctor's, offices last year. Let x be the number of adults in a random sample of 12 adults who did not visit their doctors’ offices last year. The standard deviation of the probability distribution of x is approximately Could you show the steps and equations used, please?
Choose from the choices and show the solution.
Please answer A, B, & C.

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