a. Mean and standard deviation

B. Harmonic and standard deviation

c. Harmonic mean

d. Standard deviation

a. Conversion graphs

B. Frequency polygon

c. Sector graph

d. Line graph

a. Class interval

B. Class frequency

c. Class boundary

d. Class mark

a. Polygon

B. Histogram

c. Ogive

d. Historigram

a. Increasing

B. Decreasing

c. Fixed

d. None of these

a. 360

B. 90

c. 180

d. 45

a. Rectangles

B. Triangles

c. Squares

d. Lines

a. Array

B. Tabulation

c. Classification

a. Number of observation

B. Size of class

c. Range of data

a. Curve

c. Cumulative Frequency Polygon

d. Ogive

a. Grouped data

B. Classified

c. Array

d. Ungrouped data

a. Frequency polygon

c. Cumulative frequency polygon

a. Doubled

B. Half

c. One

d. Quarter

a. Parts

B. Groups

c. Circles

a. Anti-clockwise

B. Arrayed

c. Clock-wise

d. Alternative

a. J-shaped

B. U-shaped

c. Bell-shaped

a. 30

B. 34

c. 37

d. 35

a. Four

B. One

c. Three

d. Two

a. Yes

B. No

c. Sometimes

a. Education statistics

B. Descriptive statistics

c. Business statistics

d. Social statistics

a. Primary data sources

B. Secondary data sources

c. Itemized data sources

d. Pointed data sources

a. Discrete variables

B. Flowchart variables

c. Measuring variables

d. Continuous variables

a. Applied statistics

B. Mathematical statistics

c. Industry statistics

d. Both A & B

a. Non-random sampling method

B. Quota sample

c. Snowball sample

d. An equal probability selection method

a. Snowball sampling

B. Quota sampling

c. Purposive sampling

d. All of the above

Each set has max 25 mcqs