1.
(TCO 1) What method of data collection would you use to collect data for a study where a drug
was given to 10 patients and a placebo to another group of 10 patients to determine if the drug has
an effect on a patient’s illness
use sampling
take a census
perform an experiment
use a simulation
Solution:
perform an experiment
2. (TCO 2) The chances of winning the California Lottery are 1 in 22 million. This statement describes
inferential statistics
descriptive statistics
Solution:
inferential statistics
3. (TCO 2) The number of seats in a movie theater are
quantitative
qualitative
Solution:
quantitative
4. (TCO 1) After polling every 8
th
graduate, a major university estimated the annual salary of its alumni to
be $103,000. What sampling technique was used
random
stratified
convenience
cluster
systematic
Solution:
systematic
5. (TCO 2) A recent survey by a national women’s association showed that the average salary of 3500 of
its 65,000 membership was $73,000. This number is a
parameter
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statistic
Solution:
statistic
[Since the average salary of only 3500 members out of a total of 65,000 members were surveyed].
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 Summer '11
 Lipper
 Statistics, Linear Regression, Regression Analysis, Adipose tissue

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