Sophia Intro To Statistics Prob & Stats Milestone 2 Data Analysis And Interpretation Insights Questions And Answers Updates Solutions

Sophia Intro To Statistics Prob & Stats Milestone 2 Data
Analysis And Interpretation Insights Questions And
Answers Updates Solutions

, UNIT 2 — MILESTONE 2


RETAKE




24/25 that's 96%




Ralph records the time it takes for each of his classmates to run around
the track one time. As he analyzes the data on the graph, he locates the
mean and median time.

Which component of data analysis is Ralph utilizing?




The overall spread of the data
●



The center of the data set




An outlier in the data set
●



The overall shape of the data
●

,RATIONALE

Recall that the mean and median are measures of center. So by examining
this, Ralph is looking at the center of the data.



CONCEPT
→ Data Analysis
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2 ●

The dot plot below shows the height (in cm) of students in a class




How many students are taller than 140 centimeters?




8
●



11
●



10




12
●

, RATIONALE

If we sum up the X's that represent a student who is taller than 140
centimeters, we need to include the number of students who are 141
cm tall, 142 cm tall, 143 cm tall, etc. This looks like:



So 10 students are taller than 140 centimeters.



CONCEPT
→ Dot Plots
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3 ●

Select the statement that is FALSE.