Question

What is the purpose of constructing a confidence interval?

Answer 1

Using the interpretation of a confidence interval, it is found that the correct option is:

• In order to find a range of values to estimate the population  proportion.

x% confidence interval:

• A confidence interval is built from a sample, has bounds a and b, and has confidence level of x%. It means that we are x% confident that the population mean is between a and b.

• From the above bullet point, we have that the interval is taken from a sample, and is used to estimate a population parameter.

Hence, the correct option is:

• In order to find a range of values to estimate the population  proportion.

You can learn more about the interpretation of a confidence interval at

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