Sunday
April 20, 2014

Homework Help: Consumer math

Posted by yamilex on Tuesday, December 11, 2012 at 1:39pm.

Complete the chart to find the mean, variance and standard deviation. Remember to use commas and round numbers to the nearest tenth.


X _

X _

X - X _

(X - X)2
1. 900 = 466.2 = The mean is
2. 35 = -398.8 = 159,041.4 The median is
3. 500 = 66.2 = The variance is 99,667.2
4. 300 = -133.8 = The standard deviation is


Σ X = _

X = _

Σ (X - X)2 = 398,668.6

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Statistics (random variable) - A contractor is interested in the total cost of a...
math- Variance - What does it mean when it says Variance of Stride Length with ...
math - Using the data in the table, calculate the mean, range, variance, and ...
math - Using the data in the table, calculate the mean, range, variance, and ...
math - a) Complete the chart below to compare y=-3(x+4)^2-2 to y=a[k(x-d)]n +c. ...
Stats - Dee's store monthly sales for April, May, June are three independent ...
statistics - I have created my chart but am really confused on creating a ...
math - Using the data in the table, calculate the mean, range, variance, and ...
stats - Consider an infinite population with 25% of the elements having the ...
statistics - Let X be the average of a sample of size 25 independent normal ...

Search
Members