Class 10th Maths Chapter 14 Statistics Exercise 14.1 NCERT Solution

Question 1) A survey was conducted by a group of student as a part of environment awareness program in which they collected the following data regarding the number of plant in 20 house in a locality find the mean no of plants per house?

Question 2) Consider the following distribution of daily wage of 50 workers of factory find the mean daily wage of the worker of the factory by using appropriate method?

Question 3) The following distribution shows the daily pocket allowance of the children of locality find the mean pocket allowance is 18 find the missing frequency F

Question 4) 30 womens were examine in an hospital by a doctor and the number of heartbeat permanent were recorded and summarized as follow find the mean heartbeat per minute for those women choose a suitable method

Question 4) In A Retail market proof vendors for selling mangoes kept in packing box these box contain number of mango the following was the distribution of mangoes according to the number of boxes find the mean

Question 5) The table below shows the daily expenditure of the food of 20 household and locality find the mean daily expenditure on food was suitable method

Question 8) A class teacher has the following absent you record of 40 student of a class for the whole term find the main number of days a student was absent