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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.

Ця вправа є частиною курсу

Вступ до статистики в Google Sheets

Переглянути курс

Інструкції до вправи

  • In cell D2, calculate the SUM() of Barack Obama's approval rating for 2016.
  • COUNT() the number of observations in the data range A1:A13.
  • Divide the sum by the count to calculate the monthly mean average.

Практична інтерактивна вправа

Перетворіть теорію на практику за допомогою однієї з наших інтерактивних вправ

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