Is each of the following a parameter or a statistic? If you
are uncertain, explain the issues.
a. The number of cans of Campbells soup sold last week at
your local supermarket.
b. The proportion of all soup in the United States that was
sold under the Campbells brand last year.
c. The proportion of Campbells brand soup cans in the
family pantries of 10 students.
d. The total earnings of workers employed by Campbell Soup
Company last year.
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