What value should we set p-hat to if we want to know how large of sample size needed to create a confidence interval for the population proportion, but we don't have a p-hat from a previous study. Question 12 options:

15

1

0.5

0

step-by-step explanation:

. your answer will contain x - and y -terms. (1 point) x ( ¿¿ 2 − 7 ) 2 +( y 2 − 9 ) 2 √ ¿ 12. what is the distance from the directrix (the crocodile river) to the point ( x , y )? write this equation. your answer will contain a y -term.

30

step-by-step explanation:

idk

i hope i

the function makes a strait line horizontally with no x intercept but a y intercept at 9.

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)