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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