Ex9.1.1

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1. A ** subset**
of a population selected to represent the population is

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2. A population consists of ** 500
elements**. We want to draw a simple random sample

of ** 50 elements**
from this population. On the first selection, the probability of

** being selected**
is

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3. A population consists of ** 8
items**.

of ** size 3**
that can be selected from this population is

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4. *A population characteristic*,
such as a population mean, is called

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5. A simple random sample of ** size
n** from

to be selected. Each possible sample should have