A​ country's tax collection agency reported that 82​% of individual tax returns were filed electronically in 2017. A random sample of 236 tax returns from 2018 was selected. From this​ sample, 185...

A​ country's tax collection agency reported that

of individual tax returns were filed electronically in

A random sample of

tax returns from

was selected. From this​ sample,

were filed electronically. Complete parts a through c.

a. Construct a

confidence interval to estimate the actual proportion of taxpayers who filed electronically in

The confidence interval has a lower limit of

and an upper limit of

​(Round to three decimal places as​ needed.)