GRADE 8 MATH · CHAPTER 5
Data, statistics & probability
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Statistics & probability
Describe association in paired data
Describe an upward, downward or unclear overall trend in paired measurements without treating association as proof of cause.
Statistics & probability
Read a conditional fraction in a two-way table
Choose the correct subgroup denominator when interpreting a two-way table.
AN EXAMPLE FROM THIS CHAPTER
Paired measurements: (1, 2), (2, 3), (3, 5), (4, 7), (5, 8).
Which description best matches the overall direction of these paired data?
Show answer & explanation
an upward trend
The second values generally increase as the first values increase. Association in a data set does not by itself establish cause.
Curriculum & source notes
These are original Little Play study books organized around U.S. school topics. The official curriculum references below guide topic scope and progression. Coverage is selected, not a complete curriculum or a verified match to every state standard. They are not copies of a publisher’s textbook. Check your school’s syllabus and book edition.
High-school courses can be taken in different years. Choose the topic that matches the student’s current course.
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