Statistics Quiz Bee (review)

Data based on student's allowance per month is as 1500, 1800, 1200, 1500, 1300, 1800, 1900, 2000, 1000, 1400, 1300, 1700, 1800, 2200, 1900 and number of classes desired is 10 then width of class interval is

• 150

• 200

• 100

• 120

Type of cumulative frequency distribution in which class intervals are added in bottom to top order is classified as

• marginal distribution

• more than type distribution

• less than type distribution

• variation distribution

Distribution which shows cumulative figure of all observations placed below upper limit of classes in distribution is considered as

• upper limit distribution

• class distribution

• cumulative frequency distribution

• cumulative class distribution

Summary and presentation of data in tabular form with several non-overlapping classes is referred as

• nominal distribution

• frequency distribution.

• ordinal distribution

• Chronological distribution

Frequency distribution which is result of cross classification is called

• bivariate frequency distribution

• univariate frequency distribution

• multi-variables distribution

• close ended distribution

Largest value is 90 and smallest value is 50 and number of classes desired is 5 then class interval is

• 40

• 20

• 8

• 4

Stem and leaf displaying technique is used to present data in

• nominal data analysis

• ordinal data analysis

• descriptive data analysis

• exploratory data analysis

If midpoints of bars on charts are marked and marked dots are joined by a straight line then this graph is classified as

• frequency polygon

• class interval polygon

• paired polygon

• marked polygon

Median, mode, deciles and percentiles are all considered as measures of

• mathematical averages

• averages of position

• population averages

• sample averages

Halfway point between lower class limits and upper class limits is classified as

• nominal mid-point

• ordinal mid-point

• interval mid-point

• class mid-point