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Author Question: Two Physics classes at Jefferson High School took the same quiz. Mr. Spears had 20 students in his ... (Read 138 times)

acc299

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on: Apr 14, 2020
Two Physics classes at Jefferson High School took the same quiz. Mr. Spears had 20 students in his class with a mean score of 80. Mrs. Guyton's class of 30 students had a mean score of 90. Overall, what was the mean score for all students on the quiz?
◦ 87
◦ 85
◦ 84
◦ 86
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Marked as best answer by acc299 on Apr 14, 2020

komodo7

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Reply #1 on: Apr 14, 2020
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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Only 29% of students answer this correctly


acc299

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Reply 2 on: Apr 14, 2020
YES! Correct, THANKS for helping me on my review

smrtceo

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Reply 3 on: Yesterday
Excellent

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