Statistics homework help. Mean, Median, and Mode
Find the mean, median, mode, range, interquartile range, and standard deviation of the following two examples.
Example 1
X (income) | No. of persons |
200 | 24 |
250 | 26 |
180 | 16 |
300 | 20 |
350 | 6 |
280 | 30 |
Mean:
Median:
Mode:
Range:
Interquartile Range:
Standard Deviation:
Example 2
X (income) | No. of persons | Cumulative frequency (cf) |
180 | 16 | 16 |
200 | 24 | 40 |
250 | 26 | 66 |
280 | 30 | 96 |
Mean:
Median:
Mode:
Range:
Interquartile Range:
Standard Deviation: