Discrete frequency distribution

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

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

The following pairs relate to frequency distribution of a discrete variable and its frequency polygon. Which one of the following pairs is not correctly matched ?

For the frequency distribution: Find the standard distribution .

Shall we draw a frequency for frequency distribution of discrete series?