B. Stats MYEs

In statistics, all Pakistanis who played golf at least once in the past year would constitute

• sample

• Population

• Statistics

• parameter

1. Which of the following is a continuous variable?

I. Number of coin flip

II. Distance covered by a car

III. The number of defects in a batch of 50 items

IV. Measuring the lengths of newly designed automobiles

• a. I and III

• II and IV

• II and III

• I, III and IV

1. Statistics does not study ;

• constant

• parameter

• statistic

• individual

Which of the following is quantitative data?

• Flavor of soft drink ordered by each customer at a fast food restaurant.

• A monthly sale of household items

• Intelligence of students

• Color of cars in a showroom

Inferential statistics deals with

• collection of data

• presentation of data

• deduction of data

• organization of data

Data in the population census reports are

• Ungrouped data

• Array data

• Primary data

• Secondary data

1. A bad questionnaire includes question in which

a.

b.

c.

d.

• questions are simple and clear

• questions are logically sequenced

• questions involve unstated assumptions.

• the respondent are willing to answer.

The class interval is the difference between

• two extreme values

• two successive frequencies

• two successive upper limits

• two largest values

For construction of an ogive, we find

• Relative frequencies

• Cumulative frequencies

• Percentage

• Frequencies

1. For a uni-modal moderately skewed frequency curve, we have the empirical relation

Mean – Mode= 3 (Mean – Median). If Mode= 35.7 and Mean = 39 then the value of median is equal to

• 6.3

• 9.9

• 37.9

• 66.6