For the distribution in the accompanying graph, what is the value of ΣX? Graph description: The  horizontal axis shows values of X from 1-6, and the vertical axis shows frequencies, ranging from 1-4. The height of the histogram bars, for X = 1 to X = 6, are as follows: 1, 2, 4, 2, 2, 0. In other words, for X = 1, the frequency is 1. For X = 2, the frequency is 2. For X = 3, the frequency is 4. For X = 4, the frequency is 2. For X = 5, the frequency is 2. For X = 6, the frequency is 0.  ​a. 30 ​b. 15 c. ​21 ​d. 10

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For the distribution in the accompanying graph, what is the value of ΣX?

Graph description:

The  horizontal axis shows values of X from 1-6, and the vertical axis shows frequencies, ranging from 1-4. The height of the histogram bars, for X = 1 to X = 6, are as follows: 1, 2, 4, 2, 2, 0. In other words, for X = 1, the frequency is 1. For X = 2, the frequency is 2. For X = 3, the frequency is 4. For X = 4, the frequency is 2. For X = 5, the frequency is 2. For X = 6, the frequency is 0. 
​a. 30
​b. 15
c. ​21
​d. 10
4
f
3
2
1
2
4 5 6
For the distribution in the accompanying graph, what is the value of EX?
Graph description:
The horizontal axis shows values of X from 1-6, and the vertical axis shows
frequencies, ranging from 1-4. The height of the histogram bars, for X = 1 to X = 6,
are as follows: 1, 2, 4, 2, 2, 0. In other words, for X = 1, the frequency is 1. For X= 2,
the frequency is 2. For X= 3, the frequency is 4. For X= 4, the frequency is 2. For X
= 5, the frequency is 2. For X= 6, the frequency is 0.
3.
Transcribed Image Text:4 f 3 2 1 2 4 5 6 For the distribution in the accompanying graph, what is the value of EX? Graph description: The horizontal axis shows values of X from 1-6, and the vertical axis shows frequencies, ranging from 1-4. The height of the histogram bars, for X = 1 to X = 6, are as follows: 1, 2, 4, 2, 2, 0. In other words, for X = 1, the frequency is 1. For X= 2, the frequency is 2. For X= 3, the frequency is 4. For X= 4, the frequency is 2. For X = 5, the frequency is 2. For X= 6, the frequency is 0. 3.
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