Find the unknown entries (a,b,c,d,e,f,g)...

Find the unknown entries (a,b,c,d,e,f,g) from the following frequency distribution of heights of 50 students in a class: Class intervals (heights in cm) Frequency Cumulative Frequency 150-155 155-160 160-165 165-170 170-175 175-180 12 b 10 d e 2 a 25 c 43 48 f

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Find the unknown entries a,b,c,d,e and f in the following distribution of heights of students in a class

Find the median from the following frequency distribution. {:("Number of students (f)",12,8,32,14,16,3),("Marks (x)",40,18,50,100,80,160):}

Find the mean of the following frequency distributions: Class: 50-70 70-90 90-110 110-130 130-150 150-170 interval Frequency: 18 12 13 27 8 22

If the median of the following frequency distribution is 28.5 find the missing frequencies: Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 Total Frequency: 5 f_1 20 15 f_2 5 60

Given below is the frequency distribution of the heights of 50 students of a class: Class Interval:, 140-145, 145-150, 150-155, 155-160, 160-165 Frequency:, 8, 12, 18, 10, 5 Draw a histogram representing the above data.

In a frequency distribution, the mid-value of a class is 15 and the class intervals is 4. The lower limit of the class is 10 (b) 12 (c) 13 (d) 14

The following table shows the distribution of the heights of a group of factory workers : Determine the cumulative frequencies {:(" Ht. (cm): ", 150- 155, 155-160, 160-165, 165-170, 170-175, 175-180, 180-185),(" No. of workers " ," "6, " "12, " "18, " "20, " "13, " "8, " "6):}

Construct a histogram from a following distribution of total marks obtain-ed by 65 students of IX class in the final examination: Marks(mid-points): 150 160 170 180 190 200 No. of Students 8 10 25 12 7 3

If the median of the following data is 32.5, find the missing frequencies. Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 Total Frequency: f_1 5 9 12 f_2 3 2 40

RD SHARMA ENGLISH-TABULAR REPRESENTATION OF STATISTICAL DATA -All Questions

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