Answer:
The correct option is C) The results do not apply to any population because this was a voluntary response sample.
Step-by-step explanation:
Consider the provided information.
A statistics student used the information from the poll to calculate the 95% confidence interval.
A voluntary response sample is made up of volunteers. these types of samples are always biased.
Because the people who join the sample have strong opinions about a topic in either direction.
Therefore, the correct option is C) The results do not apply to any population because this was a voluntary response sample.
9514 1404 393
Answer:
sin -12/13
Step-by-step explanation:
You can use the identity ...
tan = sin/cos
to solve for sine:
sin = cos·tan
sin = (-5/13)(12/5) =
sin -12/13
Answer:
224
Step-by-step explanation:
Substitute x = 4 and y = 2 into the expression and evaluate
7x²y = 7 × 4² × 2 = 7 × 16 × 2 = 7 × 32 = 224
The x-intercept is 3 and the y-intercept is -2