What is the mode of the following data? 53, 46, 55, 53, 40, 48, 53, 47, 41, 54, 43, 55, 54, 51, 43, 42, 44, 47
53
The mode is the value that appears most often in the data set, so count the frequency of each distinct value.
Frequencies: 40→1, 41→1, 42→1, 43→2, 44→1, 46→1, 47→2, 48→1, 51→1, 53→3, 54→2, 55→2.
The highest frequency is 3, attained only by the value 53.
Hence, the mode of the data is 53.
| Height (cm) | Number of persons |
|---|---|
| 120 | 3 |
| 130 | 4 |
| 140 | 5 |
| 150 | 6 |
| 160 | 2 |
| Value | 3 | 2 | k | 4 | 5 |
| Frequency | k | 2k | 3k | 4k | 5k |
Demand for seats in a university is at its highest in the fall; demand also trends to grow and fall off in 25 year waves. In time service forecasting, the former demand characteristic would be called ______ and the latter would be called _______.
The system of combining two or more overlapping series of index numbers to obtain a single continuous series is called
The rise in the number of patients due to heatstroke is an example of:
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Which index satisfies the factor reversal test?