Question

Let X be a random variable with the following probability distribution: x negative 2−2 3 5 f(x) 0.20.2 0.30.3 0.50.5 Find the standard deviation of X.

Name: let x be a random variable with the following probability distribution x negative 22 3 5 fx 0202 0303 0505 find the standard deviation of x 67818
Uploaded: 2025-07-17T09:32:26-08:00
Duration: 1 min 24 s
Channel: Joanna Quigley
Description: let x be a random variable with the following probability distribution x negative 22 3 5 fx 0202 0303 0505 find the standard deviation of x 67818

          Let X be a random variable with the following probability distribution:
x
negative 2−2
3
5
f(x)
0.20.2
0.30.3
0.50.5
Find the standard deviation of X.

Added by Daniel W.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Joanna Quigley

07/17/2025

Step 1

2, 0.3, 0.5 respectively. Show more…

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Let X be a random variable with the following probability distribution: x negative 2−2 3 5 f(x) 0.20.2 0.30.3 0.50.5 Find the standard deviation of X.