A woman bought a new color television with a $40 down payment and 16 monthly pay-
ments of $20 each. What was the total cost
of the television?
18-A $450
18-B $360
18-C $320
18-D
$280

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form