Have an account?
Skip to Content
20 questions
Show Answers
See Preview
- Multiple ChoicePlease save your changes before editing any questions.
Find the median of the following set of data: 2 3 6 8 9 11 12
8 and 9
6 and 8
8.5
8
- Multiple ChoicePlease save your changes before editing any questions.
The range of the data 21,6,17,18,12,8,4, 13 is
17
12
8
15
- Multiple ChoicePlease save your changes before editing any questions.Arranging the numerical figures in ascending or descending order is called_______DataPictographtableArray
- Multiple ChoicePlease save your changes before editing any questions.The bars used to count the frequencies are called_____Tally MarksBarsRangeNone of the abve
- Multiple ChoicePlease save your changes before editing any questions.Write 'True' or 'False'
The mean is always one of the numbers in the dataTRUEFALSE - Multiple ChoicePlease save your changes before editing any questions.
Which among the following is NOT a measure of central tendency?
Mean
Median
Mode
Range
- Multiple ChoicePlease save your changes before editing any questions.The number of times a particular observation occurs is called its _______FrequencyArrayDataRange
- Multiple ChoicePlease save your changes before editing any questions.The probability of an event always lies between____1 and 20 and 12 and 3None of the above
- Multiple ChoicePlease save your changes before editing any questions.What is the range of first 20 natural numbers?10192018
- Multiple ChoicePlease save your changes before editing any questions.
When a cricket team is compared with another team for their performance as a team, the most suitable measure of central tendency is ______
Median
Mean
Mode
Range
- Multiple ChoicePlease save your changes before editing any questions.
How many students ride in a car and walk to school combined?40501030 - Multiple ChoicePlease save your changes before editing any questions.What’s the mode?1257
- Multiple ChoicePlease save your changes before editing any questions.
In a data , 10 numbers are arranged in increasing order . If the 7th entry is increased by 4 , by how much the median increased.
0
4
6
5
- Multiple ChoicePlease save your changes before editing any questions.
Out of 5 brands of chocolates in a shop, a boy has to purchase the brand which is most liked by children. What measure of central tendency would be most appropriate if the data is provided to him?
Mean
Mode
Median
Any of the three
- Multiple ChoicePlease save your changes before editing any questions.
Let x, y, z be three observations. The mean of these observations is
- Multiple ChoicePlease save your changes before editing any questions.
Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed?
Mean and mode
Mean and Median
Mode and Median
Mean, Median and Mode
- Multiple ChoicePlease save your changes before editing any questions.
On tossing a coin, the outcome is
only head
only tail
neither head nor tail
either head or tail
- Multiple ChoicePlease save your changes before editing any questions.
The median of observations 11, 12, 14, 18, x + 2, 20, 22,
25, 61 arranged in ascending order is 21. The value of x is
11
15
19
21
- Multiple ChoicePlease save your changes before editing any questions.
The probability of getting a number greater than 2 on
throwing a die once is
1
- Multiple ChoicePlease save your changes before editing any questions.
The mean of first five prime numbers is
5
6
5.6
5.8