The following questions are based on the statistical graph, shown in Hans Rowling’s 200 countries, 200 years, 4 minutes, that displays life expectancy vs wealth. In 1810 what was the general life expectancy? a. 30 years b. 40 years c. 50 years d. 60 years

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.