Answer:
260
Step-by-step explanation:
60 X 3 = 180
180+80 = 260
Class Frequency Mid-point
13-15 7 13+15/2=20.516-18 4 16+18/2=1719-21 3 19+21/2=2022-24 5 22+24/2=2325-27 7 25+27/2=2628-30 7 28+30/2=29
(16+18)/2 = 17
So, the answer is A (17).
Answer:
a=4/5y
Step-by-step explanation:
Answer:
And replacing we got:
And the best option would be:
d) -2.5
Step-by-step explanation:
For this problem we know that the true mean of trash every day is:
And from the info given we also know that:
represent the sample mean
sample size selected
the population standard deviation assumed
If we want to find the z score for the person we can use the following formula:
And replacing we got:
And the best option would be:
d) -2.5
Answer:
The one with arrows are the answers
->Line segment E B is bisected by Line segment D F .
->A is the midpoint of Line segment F C .
Line segment F C bisects Line segment D B.
->Line segment E B is a segment bisector.
->FA = One-halfFC.
Line segment D A is congruent to Line segment A B .
Step-by-step explanation:
I did it on edge and got it right