Answer:
None of them are proportiionsal
Step-by-step explanation:
Step-by-step explanation:
By the formula of slope, we have

Answer:
Step-by-step explanation:
Given that an exit poll of 1000 randomly selected voters found that 515 favored measure A.
Sample proportion p = 

Margin of error 99% = 2.58*SE
=
99% confidence interval =
------------------------

(Right tailed test)
STd error = 
Test statistic Z = p diff/std error =
p value = 0.1714
20 minutes is 1/3 of an hour
14 x 3 = 42
He delivers 42 papers per hour
126 / 42 = 3 hours
The answer is c
The distance between any 2 points (x1,y1) and (x2,y2) is

given
(0,a) and (a,0)





the disance is a√2