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Kaveri
30 Jul 2018
The number of times a particular item occurs in a given data is called its

(a) variation

(b) frequency

(c) cumulative frequency

(d) class-size

BaCl2 aq + Na2SO4 aq→BaSO4 s + 2NaCl aq

BaCl2 aq + Na2SO4 aq→2BaSO4 s + 2NaCl aq

2BaCl2 aq + Na2SO4 aq→2BaSO4 s + NaCl aq

2BaCl2 aq + Na2SO4 aq→BaSO4 s + 2NaCl aq

or
similar questions
Tallys Usually Marked Bunch 3 B 4 C 5 6Following Marks Obtained Students Test 81 72 90 90 86 85 92 70 71 83 89 95 85 79 62 Range Marks 9 B Let L Lower Class Limit Class Interval Frequency Distribution Mid Point Class Upper Class Limit ClasWidth Nine Classes Frequency Distribution 2 5 Lower Class Boundary Lowest Class 10 6 Upper Class BouNumber Times Particular Item Occurs Given Data Called Variation B Frequency C Cumulative Frequency CMid Value Class Interval 42 Class Size 10 Upper Lower Limits Class 47 37 B 37 47 C 37 5 47 5 47 5 37Frequency Distribution Mid Value Class 15 Class Intervals 4 Lower Limit Class 10 B 12 C 13 14Class Intervals 10 20 20 30 20 Taken Interval 10 20 B Interval 20 30 C Intervals 10 20 20 30 None InDifference Upper Lower Class Limits Called Mid Points B Class Size C Frequency MeanDifference Highest Lowest Values Observations Called Frequency B Mean C Range Class IntervalsMark Correct Alternative Following Tally Marks Used Find Class Intervals B Range C Frequency Upper LGiven Cumulative Frequency Distribution Table Showing Ages People Living Locality Age Years Persons Following Cumulative Frequency Distribution Table Shows Daily Electricity Consumption Kw 40 FactorieGiven Cumulative Frequencies Showing Weights 685 Students School Prepare Frequency Distribution TablNumber Books Different Shelves Library Follows 30 32 28 24 20 25 38 37 40 45 16 20 19 24 27 30 32 34Water Bills Rupees 32 Houses Certain Street Period 1 1 98 31 3 98 Given 56 43 32 38 56 24 68 85 52 4Following Ages 360 Patients Getting Medical Treatment Hospital Day Age Years 10 20 20 30 30 40 40 50Marks Scored 55 Students Test Given Marks 0 5 5 10 10 15 15 20 20 25 25 30 30 35 Students 2 6 13 17 Explain Difference Frequency Distribution Cumulative Frequency Distribution Define Cumulative Frequency Distribution Thirty Children Asked Number Hours Watched V Programmes Previous Week Results Found Follows 1 6 2 3 Three Coins Tossed 30 Times Time Number Heads Occurring Noted Follow 0 1 2 2 1 2 3 1 3 0 1 3 1 1 2 2Blood Groups 30 Students Class Viii Recorded Follows B Ab B B Ab Ab B B B Represent Data Form FrequeDaily Minimum Temperatures Degrees Celsius Recorded Certain Arctic Region Follows 12 5 10 8 18 6 8 4Construct Frequency Table Equal Class Intervals Following Data Monthly Wages Rupees 28 Labourers WorDaily Maximum Temperatures Degree Celsius Recorded Certain City Month November Follows 25 8 24 5 25 Monthly Wages 30 Workers Factory Given 83 0 835 890 810 835 836 869 845 898 890 820 860 832 833 855 Heights Cm 30 Students Class Ix Given 155 158 154 158 160 148 149 150 153 159 161 148 157 153 157 16Marks Scored 40 Students Class Ix Mathematics Given 81 55 68 79 85 43 29 68 54 73 47 35 72 64 95 44 Following Data Gives Number Children 40 Families 1 2 6 5 1 5 1 3 2 6 2 3 4 2 0 0 4 4 3 2 2 0 0 1 2 2Write Class Size Class Limits Following 104 114 124 134 144 154 164 Ii 47 52 57 62 67 72 77 82 87 92Class Size Distribution 25 First Class Interval 200 224 Seven Class Intervals Write Class Intervals Number Runs Scored Cricket Player 25 Innings Follows 26 35 94 48 82 105 53 0 39 42 71 0 64 15 34 67 Weights New Born Babies Kg Hospital Particular Day Follows 2 3 2 2 2 1 2 7 2 6 3 0 2 5 2 9 2 8 3 1 2Final Marks Mathematics 30 Students Follows 53 61 48 60 78 68 55 100 67 90 75 88 77 37 84 58 60 48 6Write Class Size Following 0 4 5 9 10 14 B 10 19 20 29 30 39 C 100 120 120 140 160 180 0 0 25 0 25 0Monthly Pocket Money Six Friends Given Rs 45 Rs 30 Rs 50 Rs 25 Rs 45 Highest Pocket Money B Lowest PAges Ten Students Group Given Ages Recorded Years Months 8 6 9 0 8 0 4 9 3 7 8 8 11 8 7 9 2 7 10 8 8Explain Meaning Following Terms Variate Ii Class Integral Iii Class Size Iv Class Mark V Frequency VGroup Data Primary Data Ii Secondary Data Two Primary Secondary Data Reliable Describe Fundamental Characteristic Statistics Understand Word Statistics Singular Form Ii Plural Form Class Mark Class 130 150 Frequency Distribution Mid Value Class 10 Width Class 6 Lower Limit Class Class Intervals 10 20 20 30 Number 20 Included Class Width Five Continuous Classes Frequency Distribution 5 Lower Class Limit Lowest Class 10 Upper ClassClass Marks Frequency Distribution Given Follows 15 20 25 Class Corresponding Class Mark 20 Frequency Distribution Mid Value Class 42 Width Class 10 Class Interval L Lower Class Limit Class Frequency Distribution Mid Point Class Upper Class Limit Class Interval Grouped Frequency Distribution Table Classes Equal Size Using 63 72 72 Included One Classes ConstrucGrouped Frequency Table Class Intervals Equal Sizes Using 250 270 270 Included One Class Interval CoRange Data 25 18 20 22 16 6 17 15 12 30 32 10 19 8 11 20 Marks Obtained 17 Students Mathematics Test 100 Given 91 82 100 100 96 65 82 76 79 90 46 64 72 68 66Class Intervals Frequency Distribution 40 44 45 49 50 54 Frequency Distribution Converted ContinuousLet Mid Point U Upper Class Limit Class Continuous Frequency Distribution Lower Class Limit Class