The range of the data: 6, 14, 20, 16, 6, 5, 4, 18, 25, 15 and 5 is
The class-mark of the class 20-30 is:
The difference between the highest and the lowest values of observations in a data is called:
In the interval 35 - 45, 45 is called
The number of times a particular observation occurs in a given data in called:
In history which of the following is represented by heights of the rectangles?
Tally marks are used to finds which of the following:
Which of the following is the probability of an impossible event?
Which of the following is the probability of a sure event?
A coin is tossed. Which of the following is the probability of getting head or tail?