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:
x = 42
Step-by-step explanation:
The angle between the tangent and the secant is
difference of the measure of the intercepted arcs, that is
x = 0.5( 136 - 52) = 0.5 × 84 = 42
Answer:
1 it's a parabola
Step-by-step explanation:
Answer: 50.24 m2
Step-by-step explanation:
the fomlua for the area of a cuculal is
A=1/4 π d^2
so...
1/4 * π * 8^2
=50.24
Answer:
Hi! so i cant see the problem only the question so il try to help.
Step-by-step explanation:
so look at your problem and follow the line that links P, Q and R
follow those letters and see whether its straight in a curved line or its curved in a different way.
hope this helps :p
