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`{:(" वर्ग : ",100-110,110-120,120-130,130-140,140-150,150-160,160-170 ),("बारम्बारता : "," "4," "6," "20," "32," "33," "8," "2):}`

Find the mode of the following frequency distribution: {:("Class",100-110,110-120,120-130,130-140,140-150,150-160,160-170),("Frequency",4,6,20,32,33,8,2):}

Compute the value of mode for the following frequency distribution. Class: 100-110 110-120 120-130 130-140 140-150 150-160 160-170 Frequency 4 6 20 32 33 8 2

Compute the value of mode for the following frequency distribution. Class: 100-110 110-120 120-130 130-140 140-150 150-160 160-170 Frequency 4 6 20 32 33 8 2

Find out mode of the following series : {:("Income (Rs.)",110,120,130,140,150,160),("Nunber of Persons"," "2," "4," "8," "10," "5," "4):}

Find the 20^(th) percentile of the following data : {:("Height (in cm)",135,140,145,150,155,160,165,170),("No. of students",7,20,32,48,36,28,24,4):}

The median of the following data is {:("Class interval ","Frequency"),(110-119,5),(120-129,25),(130-139,40),(140-140,60),(150-159,40),(160-169,25),(170-179,5):}

The median of the following data is {:("Class interval ","Frequency"),(110-119,5),(120-129,25),(130-139,40),(140-149,60),(150-159,40),(160-169,25),(170-179,5):}

The number of saplings planted during Tree Plantation Mahotsava in 40 villages is given below : 100, 170, 365, 230, 162, 365, 252, 360, 215, 340, 350, 101, 315, 180, 130, 262, 359, 200, 170, 365, 250, 325, 295, 350, 155, 156, 103, 170, 300, 101, 106, 240, 270, 190, 320, 351, 160, 120, 201, 120. Prepare a grouped frequency distribution table taking classes 100-150, 150-200, ... , 300-350, 350-400. From the table, write the number of villages in which 250 or more saplings are planted.

I.Q.s of 100 students are given in the following less than type cumulative frequency distrbution : {:(" I.Q. ","Number of students "),("Less than 110 "," "0),("Less than 120 "," "10),("Less than 130 "," "29),("Less than 140 "," "64),("Less than 150 "," "78),("Less than 160 "," "90),("Less than 170 "," "100):} Obtain the cumulative frequency distribution of more than type for the data.