kioxio69

18.03.2021 • 

Mathematics

Which of the following statements describes sampling error? The discrepancy between the sample mean and the sample standard deviation.
The discrepancy between the observed mean of one group in the sample and
the observed mean of another group in the sample.
The discrepancy between a sample estimate of a population parameter and the
real population parameter.
The discrepancy between two population parameters of interest.

Ответ:

karmaxnagisa20

02.04.2020

Mathematics

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-2, 0, and 2

Step-by-step explanation:

For x=0:

2(0) -2

0-2

-2

For x=1:

2(1)-2

2-2

0

For x=2:

2(2)-2

4-2

2

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