___________ is an array of frequencies according to variate values,that is to say,a frequency distribution.
Sampling
Classification
Frequency array
Phased array
____________ can be input to a computer program or used in manual analysis procedures such as gathering statistics from a survey.
Census
Raw data
Frequency distribution
The class mark is also called _____________.
Upper class limit
Lower class limit
Class mid point
_____________ is obtained by joining the points of frequency polygon by a freehand smoothed curve.
Polynominal curve
Geometric curve
Frequency curve
Cumulative curve
Variations in the value of variables are captured by its ____________.
Range
Distribution
___________ are particularly useful in summarizing large data sets and assigning problems.
Survey
Raw data is also known as _____________.
Primary data
Secondary data
Both the upper and the lower class limits are included in the ____________.
Exclusive method
Inclusive method
Tabulation
Frequency distribution of a single variable is called ____________.
Skewed frequency distribution
Univariate frequency distribution
Bivariate frequency distribution
Normal frequency distribution
The ____________ consist of observations on variables.
