Statistics: Arithmatic Mean

Statistics: Arithmatic Mean

Assessment

Interactive Video

Social Studies

1st - 9th Grade

Hard

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The video tutorial explains how to calculate the mean of test scores for two teachers' classes. It begins by defining the mean as the sum of all items divided by the number of items. The tutorial then calculates the mean for Teacher One's class, which has six scores, resulting in a mean of 78.5. Next, it calculates the mean for Teacher Two's class, which has eight scores, resulting in a mean of 79.5. Teacher Two's class has the higher mean score, making them the winner.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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