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 Distribution of Test Scores 82 92 102 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.

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

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A: According to the empirical rule, approximately 68% of the observations fall within 1 standard…

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Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: From the provided information, Mean (µ) = 70 Standard deviation (σ) = 11 X~N (70, 11) Here X be a…

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A: Given: μ=75σ=8N=500

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Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: The given information is that the mean score is 74 and standard deviation is 15.

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: As given, the mean is 80 and the standard deviation is 9.  The graph illustrating the distribution…

Q: a math exam, Joel had a score of which was exactly 2 standard iations above the mean. The dard…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: According to the empirical rule, for a Normal distribution with mean μ and standard deviation σ, 68%…

Q: Assume the test scores in your class are normally distributed with a mean of 84. You scored a 96,…

A: Given: mean = 84.

Q: find the mean if Z-score =14, st.Dev.=2.5, for a score of 8.5

A: Standard normal distribution:The standard normal distribution is a special case of normal…

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A:

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

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A: Given,mean(μ)=100standard deviation(σ)=15

Q: unts how many meteors she se

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Q: The graph illustrates the distribution of test scores. The mean score was 73 and the standard…

A:

Q: Use the data 2, 3, 3, 6, 6, 7. Add 3 to each of the numbers. How does this affect the mean? How does…

A: Answer;- Given data  2, 3, 3, 6, 6, 7               Add 3 to each of the numbers.               How…

Q: The graph illastrates the distrībution of test scores takcen by College Algebra students. The…

A: Empirical Relationship: The empirical rule states that if a distribution is unimodal and symmetric…

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A:

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: The random variable score X is normally distributed and middle 68% of values fall between 71 and 83…

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

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

Q: The graph illustrates the distribution of test scores taken by College Algebra students. The maximum…

A: Note- As per our policy we can answer only the first 3 sub-parts of a question. If you want…

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A: Mean is 100 and standard deviation is 15.

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A: Given,n1=40 , x¯1=89.5n2=24 , x¯2=78.3

Q: In an Algebra class, the scores on a test are normally distributed. The middle 68% of the scores…

A: Given : The middle 68% of the scores fall between 71 and 79 P(71<X<79)=68%