MEDIUM
9th Tamil Nadu Board
IMPORTANT
Earn 100

Find the median of the given data: 36, 44, 86, 31, 37, 44, 86, 35, 60, 51

100% studentsanswered this correctly

Important Questions on Statistics

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 3
The median of observation 11, 12, 14, 18, x+2, x+4, 30, 32, 35, 41 arranged in ascending order is 24. Find the value of x.
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 4
A researcher studying the behaviour of mice has recorded the time (in seconds) taken by each mouse to locate its food by considering 13 different mice as 31, 33, 63, 33, 28, 29, 33, 27, 27, 34, 35, 28, 32. Find the median time that mice spent in searching its food.
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 5

The following are the marks scored by the students in the Summative Assessment.

Class 0-10 10-20 20-30 30-40 40-50 50-60
No. of Students 2 7 15 10 11 5

Calculate the median.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 6
The mean of five positive integers is twice their median. If four of the integers are 3, 4, 6, 9 and median is 6, then find the fifth integer.
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 1

The monthly salary of 10 employees in a factory are given below :

₹5000, ₹7000, ₹5000, ₹7000, ₹8000, ₹7000, ₹7000, ₹8000, ₹7000, ₹5000 

Find the mean, median and mode.

MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 2
Find the mode of the given data : 3.1,3.2, 3.3, 2.1,1.3,3.3, 3.1
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 3
For the data 11, 15, 17, x+1, 19, x–2, 3 if the mean is 14, find the value of x. Also find the mode of the data.
MEDIUM
9th Tamil Nadu Board
IMPORTANT
Mathematics Standard 9>Chapter 8 - Statistics>Exercise>Q 4

The demand of track suit of different sizes as obtained by a survey is given below:

Size 38 39 40 41 42 43 44 45
No. of Persons 36 15 37 13 26 8 6 2

Which size is in greater demand?