27% of a sample of 225 Americans said they get their news from social media/social networking sites. State the 95% confidence interval for the percentage of Americans who obtain their news.

a; x = 0.5

step-by-step explanation:

-10x = -5

x = 0.5

idk

step-by-step explanation:

answer

a) the midrange of the data set shown is 85.5

step by step explanation

let's find the midrange.

the midrange is nothing but add the greatest value and the least value, then divide it by 2.

here the greatest value = 99

the least value = 72

midrange = (99 + 72)/2

= 171/2

midrange = 85.5

you.

isn't it a pentagon? sense [3 (triangle) + 4 (rectangle)] - 2 (triangle and rectangle connected) = 5 (pentagon)