Concept explainers
To find mean median mode, range and standard deviation.
Answer to Problem 14PPS
Mean=19.5
Median=16.25
Mode=6.5
Range=32.5
Standard deviation=11.62
Explanation of Solution
Given information:
Constant=6.5
Data set: 6.5, 32.5, 26, 13, 6.5, 19.5, 39, 13, 32.5, 6.5
Formula used:
Mean=
Where, n=total number of terms,
Mode= most repeating numbers.
Median=
Range= maximum- minimum
Standard deviation,
Where
Calculation:
After multiplying with constant,
New data is 6.5, 32.5, 26, 13, 6.5, 19.5, 39, 13, 32.5, 6.5
Substituting the value,
Mean=
Sort the number in ascending order,
6.5, 6.5, 6.5, 13, 13, 19.5, 26, 32.5, 32.5, 39
Median=
Mode= 6.5
Range=
For standard deviation,
values | Difference= | ( |
6.5 | -13 | 169 |
32.5 | 13 | 169 |
26 | 6.5 | 42.25 |
13 | -6.5 | 42.25 |
6.5 | -13 | 169 |
19.5 | 0 | 0 |
39 | 19.5 | 380.25 |
13 | -6.5 | 42.25 |
32.5 | 13 | 169 |
6.5 | -13 | 169 |
Chapter 10 Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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