Home
Class 9
MATHS
If the mean of the following frequency d...

If the mean of the following frequency distribution is 7.2 find value of 'K'.

Text Solution

Verified by Experts

The correct Answer is:
K=10
Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    NCERT GUJARATI|Exercise TRY THESE|5 Videos

  • STATISTICS

    NCERT GUJARATI|Exercise Do THIS|1 Videos

  • STATISTICS

    NCERT GUJARATI|Exercise EXERCISE 9.1|9 Videos

  • REAL NUMBERS

    NCERT GUJARATI|Exercise EXERCISE - 1.4|37 Videos

  • SURFACE AREAS AND VOLUMES

    NCERT GUJARATI|Exercise EXERCISE 10.4|12 Videos

Similar Questions

Explore conceptually related problems

Find the mean of the following frequency distribution:

If the mean of the following frequency distribution is 26.7, find the missing frequency f:

The mean of the following distribution is..........

Find mean of the following probability distribution.

Mean of the following probability distribution is …………

Find the mean and variance for the following frequency distributions in

Calcualte the mean deviation about the mean for the following frequency distribution:

Draw a histogram for the following frequency distribution :

The mean of the following frequency distribution of 125 observations is 22.12 . Find the missing frequencies {:(" Class ",0-4,5-9,10-14,15-19,20-24,25-29,30-34,35-39,40-44),("Frequency "," "3," "8," "12," "-," "35," "21," "-," "6," "2):}