A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the

Question

2 months ago

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A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the

contents (i.e., of the population) is 0.22 ounces. In this problem the 0.22 is
Select one:

a. a parameter.

b. the standard error of the mean.

c. a statistic.

d. the average content of colognes in the long run.

Mathematics

1 answer:

Svet_ta [12.7K] · Answer 1 · 2026-03-16T03:36:03+03:00

a. a parameter. A parameter denotes a characteristic that describes the entire population, while a statistic pertains to a specific sample. In this case, the mean content of 4 ounces reflects a sample statistic, whereas the standard deviation of 0.22 ounces represents a parameter.