Answer:
B
Step-by-step explanation:
If its improper fraction is 11/7 if you want the mixed number its 1 4/7
Answer:
z-test.
Step-by-step explanation:
We want to perform an hypothesis test for a population mean.
In the case that the <u>standard deviation of the population is known</u> and the population distribution is normal, even if the sample is small, <u>we will use a z-test</u>.
The usual case is to not know the standard deviation of the population, in which case a t-test is adequate instead of a z-test, taking into account the degrees of freedom of the sample.
The center of the circle is (3,9) so the answer is A
Answer:
the line rises from left to right
Step-by-step explanation:
the slope is a positive number, therefore it will be rising, not dropping/falling, or going down.
