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3. Vincenzo receives 86, 89, 92, 95, or 98 as his grade on his three major subjects. Complete the sampling distribution below. Sample Mean 89 Random Sample Sample Mean 86, 89, 92 86, 89, 95 86, 89, 98 86, 92, 95 86, 92, 98 86, 95, 98 89, 92, 95 89, 92, 98 89, 95, 98 92, 95, 98 Probability 90 89 90 91 92 93 94 95 0.1 (1) 0.1 91 0.2 (2) (3) (5) 0.2 92 0.1 (4) (6) 94 Sampling Distribution 95 a. What is the probability of his mean grade is lower than 92? b. What is the probability of his mean grade is 94? c. What is the probability of his mean grade is higher than 90?

3. Vincenzo receives 86, 89, 92, 95, or 98 as his grade on his three major subjects. Complete the sampling distribution below. Sample Mean 89 Random Sample Sample Mean 86, 89, 92 86, 89, 95 86, 89, 98 86, 92, 95 86, 92, 98 86, 95, 98 89, 92, 95 89, 92, 98 89, 95, 98 92, 95, 98 Probability 90 89 90 91 92 93 94 95 0.1 (1) 0.1 91 0.2 (2) (3) (5) 0.2 92 0.1 (4) (6) 94 Sampling Distribution 95 a. What is the probability of his mean grade is lower than 92? b. What is the probability of his mean grade is 94? c. What is the probability of his mean grade is higher than 90?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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3. Vincenzo receives 86, 89, 92, 95, or 98 as his grade on his three major subjects. Complete the sampling distribution below. Random Sample Sample Mean Sample Mean 86, 89, 92 86, 89, 95 86, 89, 98 86, 92, 95 86, 92, 98 86, 95, 98 89, 92, 95 89, 92, 98 89, 95, 98 92, 95, 98 89 Probability 90 0.1 89 90 91 92 93 94 95 (1) 0.1 91 0.2 (2) (3) (5) 0.2 0.1 92 (4) (6) 94 Sampling Distribution 95 a. What is the probability of his mean grade is lower than 92? b. What is the probability of his mean grade is 94?. c. What is the probability of his mean grade is higher than 90?
Transcribed Image Text:3. Vincenzo receives 86, 89, 92, 95, or 98 as his grade on his three major subjects. Complete the sampling distribution below. Random Sample Sample Mean Sample Mean 86, 89, 92 86, 89, 95 86, 89, 98 86, 92, 95 86, 92, 98 86, 95, 98 89, 92, 95 89, 92, 98 89, 95, 98 92, 95, 98 89 Probability 90 0.1 89 90 91 92 93 94 95 (1) 0.1 91 0.2 (2) (3) (5) 0.2 0.1 92 (4) (6) 94 Sampling Distribution 95 a. What is the probability of his mean grade is lower than 92? b. What is the probability of his mean grade is 94?. c. What is the probability of his mean grade is higher than 90?
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