8th Grade Math - Statistics and Probability

Common Core Math Practice

 





This quiz illustrates the range of difficulty expected by the following Common Core State (CCS) standards:

QuestionCommon Core Standard #
18.SP.1
28.SP.2
38.SP.3
48.SP.4
58.SP.4
68.SP.4



Question 1: The scatter plot in the figure below shows the GPA of the students of a class versus their commute time. Which of the following statements is true?








Question 2: All students of a school were asked what their preferred sport is and the results were recorded below.

Favorite Sport by Gender
GenderBaseballFootballBasketballTotals
Boys25412490
Girls284240110
Totals538364200


Which of the following statements are correct?







Questions 3 and 4: The graph below shows the diameters of a number of white oak trees versus their ages.



The growth factor of white oak trees is approximatively:







Assuming a linear growth rate, what is the diameter of a 130 years old white oak tree?








Questions 5 and 6: A study investigates the relationship between learning piano and the mathematics level of fifth grade students, by testing them with a mathematics quiz and recording the results in the table below.


 1234567891011121314151617181920
Student Studies PianoYesNoYesNoNoYesYesNoNoYesYesNoNoNoYesNoNoNoYesNo
Mathematics Quiz GradeACBDBAACADAABCADCBAB


Of the fifth grade students tested who study piano, received an A grade, and of the fifth grade students tested who do not study piano, received C or D grades.



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