InkLoop/NYS Standards/NY-7.SP.4NY-7.SP.4
7th GradeStatistics and Probability70 target questions
Use measures of center and measures of variability for numerical data from random samples to draw informal comparative inferences about two populations.
Sample Practice Questions (3)
1
The box plots below show the heights, in inches, of the players on two different basketball teams. Based on the visual overlap of the data, which statement best describes the relationship between the medians of the two teams?
AThe median height of Team A is inches greater than the median height of Team B.
BThe median height of Team B is inches greater than the median height of Team A.
CThe median height of Team B is inches greater than the median height of Team A.
DThe medians of both teams are approximately equal.
Multiple choice · diagramSee Answer + Explanation →
2
The box plot below shows the distribution of daily high temperatures in City X during July. In City Y, the Interquartile Range (IQR) of daily high temperatures is . Which city has a greater variability in the middle of its temperature data?
ACity X, because its IQR is .
BCity Y, because its IQR is .
CCity X, because its range is .
DBoth cities have the same variability.
Multiple choice · diagramSee Answer + Explanation →
3
The box plot below represents the number of hours spent volunteering by students in Class A. In Class B, the median number of hours spent volunteering is . Based on the data, which statement is true regarding the medians of the two classes?
AThe median of Class A is hours greater than the median of Class B.
BThe median of Class B is hours greater than the median of Class A.
CThe median of Class A is hours greater than the median of Class B.
DThe medians of Class A and Class B are equal.
Multiple choice · diagramSee Answer + Explanation →
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NY-7.RP.1Compute unit rates associated with ratios of fractions including ratios of lengths areas and other quantities measured in like or different units.→NY-7.RP.2Recognize and represent proportional relationships between quantities. Decide whether two quantities are in a proportional relationship. Identify the constant of proportionality (unit rate) in tables graphs equations diagrams and verbal descriptions.→NY-7.RP.3Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest tax markups and markdowns gratuities and commissions fees percent increase and decrease percent error.→NY-7.NS.1Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers; represent addition and subtraction on a horizontal or vertical number line diagram.→