Answer:
Step-by-step explanation:
Given
Required
Determine the difference between the points
The difference is calculated as follows:
The measure represents the standard deviation of the sample means and is used in place of the population standard deviation when the population parameters are unknown is; t-test.
<h3>Which measure is used when the population parameters are unknown?</h3>
A hypothesis test for a population mean when In the case that the population standard deviation, σ, is unknown, carrying out a hypothesis test for the population mean is done in similarly like the population standard deviation is known. A major distinctive property is that unlike the standard normal distribution, the t-test is invoked.
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Answer:
An eighth of a number plus two
Step-by-step explanation:
we have the algebraic expression
Let
x ------> a number
A word phrase is
An eighth of a number plus two
B; simplify the equation and find the choice that matches
