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Dr. Cwetna recorded all of the grades on a unit test on the chart below. 1. What is the mean and standard deviation of the distribution of individual grades? (30 point) x = 82.75 σ = 10.65 2. In your own words, explain HOW to find the standard deviation of this data set. (20 points) 3. What does the standard deviation tell you about this data? (20 points) PL I NEED THIS BY TODAY PL
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Dr. Cwetna recorded all of the grades on a unit test on the chart below. 1. What is the mean and sta...
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