5.ten students were sampled from a student population. Each was asked how many courses he or she was planning in the up coming year. The following is a list of the reported data values.

1,2,2,3,4,5,5,5,5,6

A. 1.6887

B. 2.56

C.1.6

D.2.44

6.Which of the following are parameters of population?

a. u and o

b. a and o

c. o and n

d. u and x

7.There are serval ways to make a bar graph deceptive. whivh of these is sometimes used to exaggerate difference from one to the next?

a. a gap in the vertical axis

b.starting the vertical axis at a point greater than zero.

c. Making the graph shorter than it needs to be.

d. Making the graph taller than it needs to be.

8.Bridges in the United States are regularly inspected by the federal and state. Data from the inspection is complied to a computer databased, which includes information on the length of each bridge, how many travel lanes it has. theater its a toll bridge, how many cars travel over the bridge each day, the conditions(good, fair, poor)which of tases data are quantitative?

A.the length of each bridge, how many travel, lanes it has, how many cars travel over the bridge.

B.Weather its a toll bridge and conditions of the bridge (good, fair, poor)

C.the length of each bridge, how many travel lanes it has, and weather the polices are sufficient to ensure the bridge is safe.

D.How many travel lanes it has, how many cars travel over the bridge each day.