The largest value is 60 and the smallest value is 40 and the number of classes desired is 5 then the class interval is
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
frequency of a variable is always in
The summary statistics which measure the middle or centre of the data are called
If for a distribution difference of first quartile and median is greater than difference of median and third quartile then distribution is classified as
If quartile range is 24 then quartile deviation is
Value of third quartile is 61 and inter quartile range of set of observation is 48 then value of first quartile is
Type of cumulative frequency distribution in which class intervals are added in top to bottom order is classified as
Event such as equal chance of heads or tails while tossing coin is an example of
Table which shows frequency of each score is called a
Median of 7, 6, 4, 8, 2, 5, 11 is
Mode of 12, 17, 16, 14, 13, 16, 11, 14 is
Summary statistics which measure middle or center of data are called
If mean of 6 numbers is 41 then sum of these numbers is