1.
There are 1942 students at West High School. Use the information in the table to determine how many students study for more than 2 hours each day.
A.
689
B.
738
C.
1253
D.
515
Hint
2.
The results of a marketing study about favorite flavors of soft drinks are shown in the table. What was the sample size?
A.
183
B.
128
C.
168
D.
100
Hint
3.
Which attribute should a sample necessarily have so that it is accurate?
A.
Everyone should be around the surveyor's age
B.
large enough
C.
Everyone should have similar opinions to the surveyor.
D.
small enough
Hint
4.
There are 1942 students at West High School. Use the information in the table to determine how many students study less than 2 hours each day.
A.
680
B.
689
C.
68
D.
699
Hint
5.
Kono conducted a survey of people 13 to 19 years of age and found that 23% listed their favorite activity as some sort of sport. There are 5,260 people in this age group in Komo's city. How many of them should Komo predict would list a sport as their favorite activity?
A.
120,980
B.
2287
C.
1,210
D.
229
Hint