FINDING MEAN FOR GROUPED AND UNGROUPED DATA WORKSHEET

About "Finding Mean for Grouped and Ungrouped Data Worksheet"

Finding Mean for Grouped and Ungrouped Data Worksheet :

Here we are going to see some practice questions on mean for grouped and ungrouped data.

Finding Mean for Grouped and Ungrouped Data Worksheet - Practice questions

(1)  In a week, temperature of a certain place is measured during winter are as follows 26oC, 24oC, 28oC, 31oC, 30oC, 26oC, 24oC. Find the mean temperature of the week.

Solution

(2)  The mean weight of 4 members of a family is 60 kg. Three of them have the weight 56 kg, 68 kg and 72 kg respectively. Find the weight of the fourth member.

(3)  In a class test in mathematics, 10 students scored 75 marks, 12 students scored 60 marks, 8 students scored 40 marks and 3 students scored 30 marks. Find the mean of their score.                Solution

(4)  In a research laboratory scientists treated 6 mice with lung cancer using natural medicine. Ten days later, they measured the volume of the tumor in each mouse and given the results in the table

Solution

(5)  If the mean of the following data is 20.2, then find the value of p

Solution

(6)  In the class, weight of students is measured for the class records. Calculate mean weight of the class students using Direct method.

Solution

(7)  Calculate the mean of the following distribution using Assumed Mean Method:

Solution

(8)  Find the Arithmetic Mean of the following data using Step Deviation Method:

Solution

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