part 1 of 3

The carbon dioxide emissions of a group of nations had a mean of 9.7 and standard deviation of 1.4.

a.

Onecountry's observation was 14.9. Find itsz-score and interpret.

b.

Anothercountry's observation was 2.9. Find itsz-score and interpret.

c.

A thirdcountry's observation was 10.4. Find itsz-score and interpret.

a. Thez-score is

nothing

. This indicates that the observation of 14.9 is a distance of

nothing

the

(Round to two decimal places asneeded.)