Business Analysis Statistics Test #5

Question 1

A unique kind of index number is —————.

Accepted Answer

Average

Answer

correlation

Answer

dispersion

Answer

none of the above

Question 2

The measurements required to determine the variation between the observations in the variable's unit are known as:

Accepted Answer

Absolute measures of dispersion

Answer

Coefficient of skewness

Answer

Coefficient of variation

Answer

Relative measures of dispersion

Question 3

The numbers are 78, 56, 22, 34, 45, 54, 39, 68, 54, and 84. What is the median?

Accepted Answer

54

Answer

50

Answer

52

Answer

56

Question 4

Which of the following best describes the dispersion in an absolute sense?

Accepted Answer

Standard deviation

Answer

Coefficient of dispersion

Answer

Coefficient of skewness

Answer

Coefficient of variation

Question 5

Which of the following is not utilized to summarize data in a five-number summary?

Accepted Answer

the 25th percentile

Answer

the largest value

Answer

the smallest value

Answer

the median

Question 6

The only two observations required for the dispersion measure are:

Accepted Answer

Range

Answer

Mean deviation

Answer

Standard deviation

Answer

Quartile deviation

Question 7

A measure of is a single value that attempts to describe a set of data by identifying the central position within that set of

Accepted Answer

Central Tendency

Answer

Mean

Answer

Mode

Answer

Median

Question 8

A sequence of values scattered around the average are referred to as:

Accepted Answer

Dispersion

Answer

Symmetry

Answer

Central tendency

Answer

Skewness

Question 9

When the median is 13 and the mean is 11, the mode value is

Accepted Answer

17

Answer

10

Answer

15

Answer

20

Question 10

For qualitative data, the ideal average is

Accepted Answer

median

Answer

mean

Answer

Geometric mean

Answer

mode