Related InterviewSolutions

• The range of the data 12,25,15,18,17,20,22,6,16,11,8,19,10,30,20,32, isA. 10B. 15C. 18D. 26
• The class marks of a frequency distribution are given as follows 15,20, 25,……….. The class corresponding to the class mark 20 isA. 12.5-17.5B. 17.5-22.5C. 18.5-21.5D. 19.5-20.5
• If m is the mid-point and l is the upper limit of a class in a continous frequency distribution, then lower class limit of the class isA. 2m-uB. 2m+uC. m-uD. m+u
• (i)Find the class mark of the class 90-120. (ii)In a frequency distribution, the mid-value of the class is 10 and width of the class is 6. Find the lowe limit of the class. (iii)The width of each of the five continuous classes in a frequency distribution is 5 and lowe class limit of the lowest class is 10. What is the upper class limit of the highest class? (iv) The class marks of a frequency distribution are 15,20,25...... Find the class corresponding to the class mark 20. (v)In the class intervals 10-20, 20-30, find the class in which 20 is included.
• In a frequency distribution, the mid values of a class is 10 and width of the class is 6. The lower limit of the class isA. 6B. 7C. 8D. 12
• The mid value of a class interval in 42 and the class size is 10 then find lower and upper limits.A. 37-47B. 37.5-47.5C. 36.5-47.5D. 36.5-46.5