Don't be average!
One of the most frequently used descriptive statistics is the mean, which is often just referred to as just the average. It is a useful statistic to compute when you are exploring a new dataset, such as this one, which lists Barack Obama's approval ratings in 2016.
Your job in this exercise is to manually compute the mean approval rating.
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Úvod do statistiky v Google Sheets
Pokyny k cvičení
- In cell
D2, calculate theSUM()of Barack Obama's approval rating for 2016. COUNT()the number of observations in the data rangeA1:A13.- Divide the sum by the count to calculate the monthly mean average.
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