Cumulative Frequency Distribution

Define the following terms: (i) Observations (ii) Raw data (iii) Frequency of an observation (iv) Frequency distribution (v) Discrete frequency distribution (vi) Grouped frequency distribution (vii) class-interval (viii) Class-size (ix) Class limits (x) True class limits

Define the following terms: (i)Observations (ii) data (iii) Frequency of an observation (iv) Frequency distribution

The median of a given frequency distribution is found graphically with the help of (a) Histogram (b) Frequency curve (c) Frequency polygon (d) Ogive

Define the following terms: (i) Observations (ii) data (iii) Frequency of an observation (iv)Frequency distribution

From the frequency distribution table from the following data

Given below is the frequency distribution of the heights of playces in a school : Find the modal height

Draw a cumulative frequency curve and cumulative frequency polygon for the following frequency distribution by less than method. Age (in yrs). 0-9 10-19 20-29 30-39 40-49 50-59 60-69 No. of Person 5 15 20 23 17 11 9

Construct a frequency distribution table for each of the following distributions {:(" Marks (less than) ", 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100),(" Cumulative Frequency " ,0, 7, 28, 54, 71, 84, 105, 147, 180, 196, 200):}

Construct a frequency distribution table for each of the following distributions {:(" Marks (more than) ", 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100),(" Cumulative Frequency " ,100, 87, 65, 55, 42, 36, 31, 21, 18, 7, 0):}

Construct a frequency distributions table from the following cumulatvive frequency table. {:( " Class interval " , ," Cumulative Frequency "),( 0-9 , , 15),(10-19, ,23),(20-29, ,38),(30-39,, 56),(40-49,,68),(50-59,,90 ):}