NCERT class 9 maths chapter 14 Statistics
Question 1:The following number of goals were scored by a team in a series of 10 matches: 2, 3, 4, 5, 0, 1, 3, 3, 4, 3 Find the mean, median and mode of these scores.
Exercise 14.4 maths class 9 Chapter 14 Statistics
Question 2:In a mathematics test given to 15 students, the following marks (out of 100) are recorded: 41, 39, 48, 52, 46, 62, 54, 40, 96, 52, 98, 40, 42, 52, 60 Find the mean, median and mode of this data.
CBSE class 9 maths ncert solutions Chapter 14
Question 3:The following observations have been arranged in ascending order. If the median of the data is 63, find the value of x. 29, 32, 48, 50, x, x + 2, 72, 78, 84, 95
class 9 maths solutions Statistics
Question 4:Find the mode of 14, 25, 14, 28, 18, 17, 18, 14, 23, 22, 14, 18.
NCERT class 9 chemistry chapter 14 exercise solutions
Question 5:Find the mean salary of 60 workers of a factory from the following table: Salary (in `) Number of workers 3000 16 4000 12 5000 10 6000 8 7000 6 8000 4 9000 3 10000 1 Total 60
Question 6:Give one example of a situation in which (i) the mean is an appropriate measure of central tendency. (ii) the mean is not an appropriate measure of central tendency but the median is an appropriate measure of central tendency.