MSPE PROGRAM
FALL 2010
Solution to HW1, Part II.
Chapter 1, Q1:
a.
Population
: all generation X age US citizens (specifically, assign a ‘1’ to those who
want to start their own business and a ‘0’ to those who do not, so that the population is
the set of 1’s and 0’s).
Objective
: to estimate the proportion of generation X age US
citizens who want to start their own business.
b.
Population
: all healthy adults in the US.
Objective
: to estimate the true mean body
temperature
c.
Population
: single family dwelling units in the city.
Objective
: to estimate the true
mean water consumption
d.
Population
: all tires manufactured by the company for the specific year.
Objective
: to
estimate the proportion of tires with unsafe tread.
e.
Population
: all adult residents of the particular state.
Objective
: to estimate the
proportion who favor a unicameral legislature.
f.
Population
: times until recurrence for all people who have had a particular disease.
Objective
: to estimate the true average time until recurrence.
g.
Population
: lifetime measurements for all resistors of this type.
Objective
: to estimate
the true mean lifetime (in hours).
Chapter 1, Q6:
a.
The modal category is 2 (quarts of milk).
About 36% (9 people) of the 25 are in this
category.
b.
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 Fall '08
 Staff
 Statistics, generation X age

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