SOLUTION: State whether each boldface number in the following statements is a
parameter or a statistic.
(a) A telemarketing firm in Toronto uses a device that dials residential telephone n
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Question 933297: State whether each boldface number in the following statements is a
parameter or a statistic.
(a) A telemarketing firm in Toronto uses a device that dials residential telephone numbers in
that city at random. Of the first 100 numbers dialed, 43 were unlisted. This is not surprising,
because 52% of all Toronto residential phones are unlisted.
Choose one: 43 is (i) a statistics (ii) a parameter
Choose one: 52% is (i) a statistics (ii) a parameter
(b) A survey of 1000 Canadians found that 65% of the people surveyed believe that global
warming is really happening. On the other hand, a survey of 1000 Americans found that 40% of
the people surveyed believe in global warming.
Choose one: 65% is (i) a statistics (ii) a parameter
Choose one: 40% is (i) a statistics (ii) a parameter
(c) You volunteer for door-to-door fund-raising campaign for your favourite charity. The central
office of the charity tells you that 65% of Canadians donate money when approached
personally. On your first day, 30 of the 50 homes that you go to donate some money. The
mean amount they donated per household is $20.
Choose one: 65% is (i) a statistics (ii) a parameter
Choose one: 30 is (i) a statistics (ii) a parameter
Choose one: $20 is (i) a statistics (ii) a parameter
(d) The charity office in part (c) also tells you that Canadians donate on average an amount of
$25 when approached personally.
Choose one: $25 is (i) a statistics (ii) a parameter
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
Need to Know:
Parameters: summarize data for an entire population.
Statistics: summarize data from a sample
..........
a) 43 (Statistic), 52% (Parameter)
Will Let You finish the remaining. IF refers to Sample (Statistic) SS
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