Home
Class 12
MATHS
Calculate the mean and the standard devi...

Calculate the mean and the standard deviation for the following distribution : Marks [20,30,40,50,60,80,90],[,-,-,-,-,-,-,-],[,30,40,50,60,70,90,[10],[0]], No.of Student [s]`,3,6,13,15,14,5,4]`

Promotional Banner

Similar Questions

Explore conceptually related problems

Find the standard deviation for the following data: 10, 20, 30, 40, 50, 60, 70, 80, 90

Calculate the mean and standard deviation for the following distribution: Marks:,20-30,30 - 40,40-50,50-60,60-70,70-80,80-90 No.of students: 3,6,13,15,14,5,4

Find the mean of the following distribution: {:(x,10,30,50,70,90),(f,7,5,10,3,5):}

Calculate the mean and standard deviation for the following data: Wages upto (into Rs.),15 ,30,45,60,75,90,105,120 No.of workers,12,30,65,107,157,202,222,230

Calculate the mean, variance and standard deviation for the following distribution:Class 30-40 40-50 50-60 60-70 70-80 80-90 90-100Frequency 3 7 12 15 8 3 2

The modal class for the following frequency distribution, is {:("Marks:", 0-10,10-20,20-40,40-50,50-60,60-70,70-90,90-100),("No. of students:",4,6,14,16,14,8,16,5):}

Find the mean deviation about arithmetic mean of the following frequency distribution.Marks 0-10,10-20,20-30,30-40,40-50 No.of Students 5,8,15,16,6

Calculate mean, variance and standard deviation of the following frequency distribution: Class 1-10 10-20 20-30 30-40 40-50 0-60 Frequency: 11 29 18 4 5 3

Find the mean deviation about the mean for the following data: Marks obtained,10-20,20 - 30,30-40,40-50,50-60,60-70,70-80 Number of students,2,3,8,14,8,3,2

Find the median of the following distribution: {:(x,f," "x,f),(10,2," "30,4),(20,3," "40,5),(50,6," "80,3),(60,5," "90,3),(70,4," "100,1):}