Mean Absolute Deviation Notes Questions with Answers PDF Download – Test 19

The mean absolute deviation is divided by coefficient of mean absolute deviation to calculate

1. variance
2. median
3. arithmetic mean
4. coefficient of variation

The difference between highest and lowest observation is 20 and coefficient of range is 0.077 then sum of highest and lowest value is

1. 210
2. 220
3. 260
4. 240

The quartiles, median, percentiles and deciles are measures of central tendency classified as

1. paired average
2. deviation averages
3. positioned averages
4. central averages

The government and non-government publications are considered as

1. external secondary data sources
2. internal secondary data sources
3. external primary data sources
4. internal primary data sources

In manufacturing company, the number of employees in unit A is 40, the mean is USD $6400 and the number of employees in unit B is 30 with the mean of Rs. 5500 then the combined arithmetic mean is

1. 9500
2. 8000
3. 7014.29
4. 6014.29