The difference between the highest and the lowest observations of a data is called ________.
The difference between the highest and the lowest observations of a data is called Range.
The mean of a data is defined as ________.
The mean of a data is defined as \(\dfrac{\text{Sum of all observations}}{\text{Number of observations}}\).
In a set of observations, the observation that occurs the most often is called ________.
In a set of observations, the observation that occurs the most often is called Mode.
In a given data, arranged in ascending or descending order, the middle most observation is called ________.
In a given data, arranged in ascending or descending order, the middle most observation is called Median.
Mean, Median, Mode are the measures of ________.
Mean, Median, Mode are the measures of Central tendency.
The probability of an event which is certain to happen is ________.
The probability of an event which is certain to happen is 1.
The probability of an event which is impossible to happen is ________.
The probability of an event which is impossible to happen is 0.
When a die is thrown, the probability of getting a number less than 7 is ________.
When a die is thrown, the probability of getting a number less than 7 is 1.
In throwing a die the number of possible outcomes is ________.
In throwing a die the number of possible outcomes is 6.
________ can be used to compare two collections of data.
A double bar graph can be used to compare two collections of data.
The representation of data with bars of uniform width is called ________.
The representation of data with bars of uniform width is called Bar graph.
If the arithmetic mean of 8, 4, x, 6, 2, 7 is 5, then the value of x is ________.
If the arithmetic mean of 8, 4, x, 6, 2, 7 is 5, then the value of x is 3.
The median of any data lies between the ________ and ________ observations.
The median of any data lies between the Minimum and Maximum observations.
Median is one of the observations in the data if number of observations is ________.
Median is one of the observations in the data if number of observations is Odd.
Rohit collected the data regarding weights of students of his class and prepared the following table:
| Weight (in kg) | 44–47 | 48–51 | 52–55 | 56–60 |
|---|---|---|---|---|
| Number of Students | 3 | 5 | 25 | 7 |
A student is to be selected randomly from his class for some competition. The probability of selection of the student is highest whose weight is in the interval ________.
The probability of selection of the student is highest whose weight is in the interval 52–55.