DA0-001 Question #252: Real Exam Question with Answer & Explanation

The correct answer is C: 4. The mean is calculated by summing all numbers in a dataset and then dividing by the total count of numbers. For the given dataset (7, 2, 3, 3, 5), the sum is 20 and there are 5 numbers, resulting in a mean of 4.

Data Analysis

Question

Given the following numbers: 7, 2, 3, 3, 5 Which of the following is the mean?

Options

Explanation

The mean is calculated by summing all numbers in a dataset and then dividing by the total count of numbers. For the given dataset (7, 2, 3, 3, 5), the sum is 20 and there are 5 numbers, resulting in a mean of 4.

Common mistakes.

A. 2 is the minimum value in the dataset, not the mean.
B. 3 is the mode and median of the dataset, but not the mean.
D. 7 is the maximum value in the dataset, not the mean.

Concept tested. Descriptive statistics - mean calculation

Reference. https://learn.microsoft.com/en-us/power-bi/transform-model/desktop-tutorial-create-measures#average-of-the-salesamount-column

Topics

#Mean#Averages#Descriptive Statistics#Statistical Measures

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