Population and Samples
Presentation
•
Mathematics
•
7th Grade
•
Hard
James Gonzalez
FREE Resource
8 Slides • 5 Questions
1
EOG Review SP.1
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The ENTIRE group of people or object from which data is taken
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The PART of the population from which data is actually collected.
5
From a population is a sample that is selected in a way that gives every different possible sample of the same size an equal chance of being the sample selected.
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Is a systematic (built-in) error which makes all measurements wrong by a certain amount.
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Fair, equitable, and impartial.
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Is the process of drawing conclusions (Prediction) about an underlying population based on a sample.
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Multiple Select
Suppose you are interested in learning about how much time seventh grade students at your school spend outdoors on a typical school day.
Select all the samples that are a part of the population you are interested in.
The 20 students in a seventh grade math class.
The first 20 students to arrive at school on a particular day.
The seventh grade students participating in a science fair put on by the four middle schools in a school district.
The 10 seventh graders on the school soccer team.
The students on the school debate team.
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Open Ended
When the groups become too large, how can we obtain some data to begin answering a question about the group?
11
Open Ended
What are some drawbacks of using samples instead of the entire population?
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Open Ended
What are some reasons samples are necessary?
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Multiple Choice
Daisy wants to know what breed of dog is most popular as a pet in her state. What is a sample that could be used?
A few cat owners from each of the major cities in the state.
A few dog owners from each of the major cities in the state.
A few dog owners from the dog park across town.
A few dog owners from Daisy's neighborhood.
EOG Review SP.1
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