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Author Question: 150 students in a math class take the final exam. The scores on the exam have an approximately ... (Read 986 times)

casperchen82

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Question 1

150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 65 and standard deviation σ = 10.

Assuming there were no outliers, the lowest score on the exam was around
◦ 65.
◦ 10.
◦ 35.
◦ 0.
◦ none of these

Question 2

150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 65 and standard deviation σ = 10.

Approximately what percent of the students scored between 65 and 75 points?
◦ 95%
◦ 10%
◦ 34%
◦ 68%
◦ none of these


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Marked as best answer by casperchen82 on May 5, 2020

abro1885

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casperchen82

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Reply 2 on: May 5, 2020
Great answer, keep it coming :)


pratush dev

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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