Difference between revisions of "Activity- statistics problems"
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x 3 8 13 18 23 <br> | x 3 8 13 18 23 <br> | ||
f 7 10 15 10 8 <br> | f 7 10 15 10 8 <br> | ||
+ | |||
+ | x | ||
+ | 3 | ||
+ | 8 | ||
+ | 13 | ||
+ | 18 | ||
+ | 23 | ||
+ | f | ||
+ | 7 | ||
+ | 10 | ||
+ | 15 | ||
+ | 10 | ||
+ | 8 | ||
=INTERPRETATION OF PROBLEM= | =INTERPRETATION OF PROBLEM= |
Revision as of 05:30, 13 August 2014
Problem 1
If n =10, = 12 and
INTERPRETATION OF PROBLEM
Previous knowledge
Solution:
σ=
σ=
σ=
σ=
σ=
σ=3
Problem 2
Find the Standard deviation for the following data.
x 3 8 13 18 23
f 7 10 15 10 8
x 3
8
13 18 23 f 7 10 15 10
8