The graph illustrates the distribution of test scores taken by College Algebra students. The maximumpossible score on the test was 130, while the mean score was 71 and the standard deviation was 13.324597 11058 71 84Distribution of Test ScoresQWhat is the approximate percentage of students who scored less than 45 on the test?What is the approximate percentage of students who scored between 71 and 84 on the test?What is the approximate percentage students who scored between 58 and 84 on the test?What is the approximate percentage of students who scored between 45 and 97 on the test?

Here the given graph is :- The above graph illustrates the distribution of test scores taken by…

Answered: The graph illustrates the distribution…

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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Lara wants to know if the number of words on a page in her English book is generally more than the number of words on a page in her history book. She takes a random sample of 25 pages in each book, then calculates the mean, median, and mean absolute deviation for the 25 samples of each book.
The graph illustrates the distribution of test scores taken by College Algebra students. The maximum possible score on the test was 120, while the mean score was 80 and the standard deviation was 9.What is the approximate percentage of students who scored between 80 and 89 on the test?%What is the approximate percentage of students who scored between 53 and 80 on the test?%What is the approximate percentage of students who scored between 62 and 98 on the test?%What is the approximate percentage students who scored between 71 and 89 on the test?%
The scores on a psychology exam were normally distributed with a mean of 65 and a standard deviation of 6. A failing grade on the exam was anything 2 or more standard deviations below the mean. What was the cutoff for a failing score? Approximately what percentage of the students failed?
Assume that adults have IQ scores that are normally distributed with a mean of 105 and a standard deviation 15 . Find Upper P 3 , which is the IQ score separating the bottom 3 % from the top 97 %. Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... The IQ score that separates the bottom 3 % from the top 97 % is Upper P 3 equalsnothing.
The graph illustrates the distribution of test scores taken by College Algebra students. The maximum possible score on the test was 130, while the mean score was 80 and the standard deviation was 10. 50 60 70 80 90 100 110 Distribution of Test Scores What is the approximate percentage of students who scored between 70 and 80? 34 What is the approximate percentage of students who scored between 60 and 100 on the test? 95 What is the approximate percentage of students who scored between 80 and 110 on the test? 49.85 What is the approximate percentage of students who scored higher than 100 on the test?
In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores fall between 70 and 84. What are the mean and standard deviation for this data? What is the mean: What is the standard deviation
Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.
Plz explain. Ty
The table below gives the annual income for eight families, in thousands of dollars. Find the number of standard deviations family E’s income is from the mean. Family A B C D E F G H Income 51 53 52 50 49 50 47 48 How many standard deviations is family E’s income is from the mean? (Round to three decimal places as needed)
On a nationwide math test, the mean was 60 and the standard deviation was 7. If Roberto scored 85, what was his z-score?
The graph illustrates the distribution of test scores taken by College Algebra students. The maximum possible score on the test was 120, while the mean score was 72 and the standard deviation was 10. 42 52 62 72 82 92 102 Distribution of Test Scores What is the approximate percentage of students who scored lower than 42 on the test? Round to two decimal places. What is the approximate percentage of students who scored between 72 and 102 on the test? Round to two decimal places. What is the approximate percentage of students who scored between 52 and 92 on the test? Round to the nearest percent What is the approximate percentage students who scored between 62 and 82 on the test? Round to the nearest percent.
Solve this question for me please.

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