Worksheets05 Making Predictions from Surveys
Total questions: 20
Worksheet time: 10mins
The complete set of data a surveyor is interested in collecting is called the...
population
sample
statistic
survey
The complete set of data that is actually collected is called the...
population
sample
statistic
survey
A survey of 50 students in the high school revealed that 15 are interested in joining the soccer team.
If the high school has 300 students total, use the survey results to predict how many would be interested in joining the soccer team.
90
21
150
255
A survey about alarm types was taken in a town with 4,216 residents. The results are shown in the table. Use these results to estimate the number of residents who have a window alarm.
1,223
1,454
688
1,688
A Target survey found that 4 out of 5 customers who entered the store made a purchase. If this store recorded 22,853 purchases last week, estimate the number of customers who entered the store.
28,566
18,282
50,784
10,284
Students were surveyed as to their favorite class. The results are shown in the table. If the school the survey was conducted in had 600 students, estimate how many students had math as their favorite class.
102
170
352
20
Integration: Consider the dot plot shown. It shows the results of a survey taken in a town with 700 residents. Estimate the number of residents who took five minutes or less to eat breakfast.
403
122
575
315
Integration: Consider the stem-and-leaf plot shown. The books surveyed were chosen at random from a library with 2,500 books. Use this data to estimate the number of books in this library that have more than 180 pages.
682
938
469
1,154
A survey found that 58% of Americans watched the Super Bowl last year. The population of the USA is about 320 million people. Estimate how many people watched the Super Bowl.
185.6 million
55.2 million
181.2 million
262.0 million
Consider the data table shown. It shows the results of a survey conducted in the United Kingdom (UK), which has a population of around 58 million. Estimate how many UK residents are smokers.
10,676,000
31,556,000
13,057,000
25,766,000
Review: A small theme park is trying to determine the number of guests they should expect on a weekend, based on the temperature outside. Based on the trend line, about how many guests should be expected if the temperature is around 80°?
10,000
8,000
7,000
9,000
Review: Consider the box-and-whiskers plot shown. Which of the following is a good estimate for the Interquartile Range (IQR)?
15
93
85
78
A survey found that about 60% of boys and 40% of girls in a school were interested in playing sports. If this school has 1,300 boys and 1,200 girls, predict the total number of students who are interested in playing sports.
1,260
1,250
1,240
1,270
An archaeological survey revealed 7 saber-tooth tiger bones in a 1,500 m2 area. Predict how many saber-tooth tiger bones would be found in a similar 4,000 m2 area.
19
15
26
22
Review: A data set can have more than one...
mean
median
mode
range
A survey of Kindergarten students found that 86% of them watch Sesame Street. Could you use the results of this survey to predict how many students in a high school watch Sesame Street? Explain why or why not.
Yes; Both surveys are of students.
Yes, if you knew how many students were in the high school.
No; The populations are not comparable.
No, you don't know the number of students in the high school.
Review: Each section of a box-and-whiskers plot contains about _______ of the data.
25%
33%
50%
10%
True or False: The sample is a subset (part) of the population.
True
False
In the past ten years, 19 people were attacked by alligators in Alligator Alley. Predict the number of people who will be attacked by alligators in Alligator Alley in the next 25 years.
48
44
13
34
A random survey of people at a mall shows that 22 prefer to take a family trip by car, 18 prefer to travel by plane, and 4 prefer to travel by bus.
If there were 500 people in the mall that day, estimate how many prefer to take a family trip by plane.
205
250
320
185
