An interactive poll on the front page of the cnn website in october 2011 asked if readers would consider voting for herman cain, a republican presidential candidate. a statistics student used the information from the poll to calculate the 95% confidence interval. he got (0.53, 0.59). he also conducted a hypothesis test. he found very strong evidence that more than half of voters would consider voting for herman cain. to what population do these conclusions apply?

can you add an image ?

step-by-step explanation:

it would take 7/10 of an hour too fill the pool.

step-by-step explanation:

we have three similar triangles, because each has a right angle and shares an angle.   let's write the angles in order: opposite to short leg, long leg, hypotenuse.

cab similar to bad similar to cbd

or as ratios,

ca: ab: cb = ba: ad: bd = cb: bd: cd

we also know

ac = ad + cd

(ad+cd): ab: cb = ba: ad: bd = cb: bd: cd

(ad+cd)/cb=cb/cd

we have cb=6, ad=5 and seek x=cd.

we reject the negative root and conclude x=4

answer: 4