1.
A marketing company is conducting a survey to determine America's most popular professional football team. Where would they be most likely to obtain a random sample?
A.
in front of the White House
B.
by calling people from around the country on the telephone
C.
Chicago's O'Hare Airport
D.
at a Cleveland Browns game
Hint
2.
Callie conducted a survey to determine students' favorite color. Of the students she surveyed, 18 out of 48 preferred blue. If there are 600 students in her school, how many would you expect to prefer blue?
A.
240
B.
225
C.
200
D.
320
Hint
3.
Rosa conducted a survey of students' favorite types of music. The results are shown in the table. Of the 550 students in the whole school, how many would you expect to prefer Pop/Rock?
A.
264
B.
132
C.
396
D.
154
Hint
4.
Taylor and Isabel played a game with red, blue, white, and green balls. They had a bag with 10 balls. They took 4 samples of 4 balls at a time.
Sample 1: RRBB
Sample 2: BGRR
Sample 3: RWRB
Sample 4: RGBW
Find the best estimate of the number of white balls in the bag.
A.
6
B.
1
C.
7
D.
3
Hint
5.
Taylor and Isabel played a game with red, blue, white, and green balls. They had a bag with 10 balls. They took 4 samples of 4 balls at a time.
Sample 1: RRBB
Sample 2: BGRR
Sample 3: RWRB
Sample 4: RGBW
Find the best estimate of the number of green balls in the bag.
A.
6
B.
9
C.
1
D.
3
Hint