A researcher surveyed 50 participants about their daily fruit consumption (in servings). The following data was collected: 0: 5 participants 1: 15 participants 2: 20 participants 3: 7 participants 4: 2 participants Using this data, calculate the variance of the number of servings of fruit consumed daily by the participants. Which of the following represents the correct variance?

Exam

ISEE Middle Level

Section

Difficulty

Mathematics Achievement

Variance of Fruit Consumption Survey Data

Very Hard Data Analysis And Probability Statistics

A researcher surveyed 50 participants about their daily fruit consumption (in servings). The following data was collected:

0: 5 participants
1: 15 participants
2: 20 participants
3: 7 participants
4: 2 participants

Using this data, calculate the variance of the number of servings of fruit consumed daily by the participants. Which of the following represents the correct variance?

$$1.36$$

$$1.54$$

$$2.24$$

$$2.56$$

Hint

Submitted12.1K

Correct10.8K

% Correct89%