The middle value of a class is called ___________.
Upper class limit
Lower class limit
Class mark
None of these
_____________ is obtained by joining the points of frequency polygon by a freehand smoothed curve.
Polynominal curve
Geometric curve
Frequency curve
Cumulative curve
The ___________ are summarised and made comprehensible by classification.
Frequency
Survey
Raw data
Sampling
___________ is an array of frequencies according to variate values,that is to say,a frequency distribution.
Classification
Frequency array
Phased array
___________ shows the different values of variable are distributed in different classes along with their corresponding class frequencies.
Skewed distribution
Frequency distribution
Cumulative distribution
Normal distribution
A ____________ variable is a kind of statistics variable can only take on discrete specific values.
Continuous
Qualitative
Quantitative
Discrete
The lowest value is called ____________.
Mid point
____________ can be input to a computer program or used in manual analysis procedures such as gathering statistics from a survey.
Census
A lot of studies involve the use of a ____________.
Discrete variable
Continuous variable
Both 1 & 2
_______________ is a graphic representation of a frequency distribution.
