The middle value of a class is called ___________.
Upper class limit
Lower class limit
Class mark
None of these
Variables are classified into __________ types.
Two
Three
Four
Five
____________ can be input to a computer program or used in manual analysis procedures such as gathering statistics from a survey.
Census
Raw data
Classification
Frequency distribution
A ____________ variable is a kind of statistics variable can only take on discrete specific values.
Continuous
Qualitative
Quantitative
Discrete
_____________ is the difference between the largest and the smallest values of variable.
Range
Distribution
_____________ is obtained by joining the points of frequency polygon by a freehand smoothed curve.
Polynominal curve
Geometric curve
Frequency curve
Cumulative curve
Both the upper and the lower class limits are included in the ____________.
Exclusive method
Inclusive method
Tabulation
The frequency distribution table is bounded by ____________.
Class interval
Class limits
A lot of studies involve the use of a ____________.
Discrete variable
Continuous variable
Both 1 & 2
___________ are particularly useful in summarizing large data sets and assigning problems.
Survey
Sampling
