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Alygatorr01285

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Question 1

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

The number of students scoring 75 points or more is approximately
◦ 83.
◦ 125.
◦ 158.
◦ 75.
◦ none of these

Question 2

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

The average score on the exam was approximately
◦ 75.
◦ 95.
◦ 10.
◦ 85.
◦ none of these


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Marked as best answer by Alygatorr01285 on May 5, 2020

ktidd

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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sheilaspns

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Question 1

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

Assuming there were no outliers, the lowest score on the exam was around
◦ 75.
◦ 0.
◦ 10.
◦ 45.
◦ none of these

Question 2

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

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



bigsis44

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nenivikky

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250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

Peter's score on the exam places him in the 16th percentile of the class. Peter's score on the exam is approximately
◦ 55.
◦ 65.
◦ 45.
◦ 16.
◦ none of these




Anajune7

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250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

Carol scored 85 points on the exam. In approximately what percentile of the class does this score place her?
◦ 68th percentile
◦ 34th percentile
◦ 84th percentile
◦ 95th percentile
◦ none of these




xroflmao

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Question 1

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

Approximately how many students had test scores between 68.25 and 85?
◦ 85
◦ 147
◦ 107
◦ 188
◦ none of these

Question 2

250 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean μ = 75 and standard deviation σ = 10.

Approximately how many students had test scores between 65 and 81.75?
◦ 147
◦ 204
◦ 125
◦ 85
◦ 181



Mochi

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