What is the math problem?
Answer: E,C and D
Step-by-step explanation:
Answer:
(.2)(15.75)=3.15
Step-by-step explanation:
Answer:
55 degrees
Step-by-step explanation:
180-95-30=55
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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