SAT Question 1142af44: Answer, Explanation & Desmos Solution

Math - Distributions, Center & Spread - Compare Or Relate Mean And MedianMath Practice - Problem Solving And Data Analysis - Distributions, Center & Spread - Compare Or Relate Mean And Median81 questions

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Value	Frequency
$1$	$a$
$2$	$2 a$
$3$	$3 a$
$4$	$2 a$
$5$	$a$

The frequency distribution above summarizes a set of data, where $a$ is a positive integer. How much greater is the mean of the set of data than the median?

2

Difficulty:Hard

A

$0$

B

$1$

C

$2$

D

$3$

Explanation

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Why the other choices are wrong

SAT Question 1142af44: Distributions, Center & Spread answer and explanation with Desmos solution

Explanation

Enter in Desmos:

Why the other choices are wrong