MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Is the following variable at the interval or the ratio level of measurement?
The price of a loaf of bread
A) Interval B) Ratio
2) In an experiment, subjects are put into two categories acco...
Elementary Statistics 4th Edition Navidi TEST BANK
1
, MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Is the following variable at the interval or the ratio level of measurement? 1)
The price of a loaf of bread
A) Interval B) Ratio
2) In an experiment, subjects are put into two categories according to sex, and then each 2)
subject is randomly assigned a treatment . This is an example of...
A) observational studies B) gender bias
C) confounding D) randomized blocking
3) Determine which of the following describes qualitative data. 3)
i). the volume of a shipping container, in gallons
ii). the name of the material from which the container is made
iii). the shape of the container
A) i, ii, and iii B) i and iii only C) ii and iii only D) i and ii only
4) A college basketball team held a promotion at one of its games in which every twentieth 4)
person who entered the arena won a free basketball. What kind of sample do the winners
represent?
A) Systematic B) Voluntary response C) Stratified
5) Which one of the following data are discrete? 5)
A) the average preseason ranking of the University of Connecticut's women's
basketball team over the past 10 years
B) the height of the tallest player on Duke University's men's basketball team
C) the pre-season ranking of Duke University's men's basketball team
D) the average height of players on the University of Connecticut's women's basketball
team
6) In a experiment, subjects do not decide for themselves which treatment they 6)
will get.
A) double-blind B) observational C) randomized D) prospective
7) You ask your friends who they plan to vote for in the next congressional election. Based 7)
on their responses, you conclude that the candidate you favor cannot lose!
This is most likely an example of ...
A) voluntary response bias B) self-interest
bias
C) sampling bias D) randomized sampling
2
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