Scores for a common standardized college aptitude test are normally distributed with a mean of 485 and a standard deviation of 101. Randomly selected men are given a Test Prepartion Course before taking this test. Assume, for sake of argument, that the test has no effect. 1) If 1 of the men is randomly selected, find the probability that his score is at least 510.3. Enter your answer as a number accurate to 4 decimal places. 2) If 36 of the men are randomly selected, find the probability that their mean score is at least 510.3. Enter your answer as a number accurate to 4 decimal places.
Scores for a common standardized college aptitude test are normally distributed with a mean of 485 and a standard deviation of 101. Randomly selected men are given a Test Prepartion Course before taking this test. Assume, for sake of argument, that the test has no effect. 1) If 1 of the men is randomly selected, find the probability that his score is at least 510.3. Enter your answer as a number accurate to 4 decimal places. 2) If 36 of the men are randomly selected, find the probability that their mean score is at least 510.3. Enter your answer as a number accurate to 4 decimal places.
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...
Related questions
Question
Scores for a common standardized college aptitude test are
1) If 1 of the men is randomly selected, find the probability that his score is at least 510.3.
Enter your answer as a number accurate to 4 decimal places.
2) If 36 of the men are randomly selected, find the probability that their mean score is at least 510.3.
Enter your answer as a number accurate to 4 decimal places.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.Recommended textbooks for you
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON