(9x^2-4)..........................
Answer:
The type of sample that can be considered unreliable is type (a), in which responses are voluntary.
Step-by-step explanation:
The type of sample that can be considered unreliable is type (a), in which responses are voluntary.
It can be considered unreliable because being voluntary, the answers will give a biased result and the analysis will not be valid.
The rest of the options, if the necessary collections are taken, are samples that can be considered reliable.
Answer:
Mean deviation is a statistical measure of the average deviation of values from the mean in a sample. It is calculated first by finding the average of the observations. The difference of each observation from the mean then is determined. The deviations then are averaged. This analysis is used to calculate how sporadic observations are from the mean.
Step-by-step explanation:
If there is an equation ill solve it for u
What is p-m pn equal to? Is it’s pm/n
Consider, pls, this option:
a) for y≥2x-3 it is A and C regions;
b) for y≤-x+2 it is B and C regions;
c) from both it is C region.
