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Sophia Statistics Final Milestone
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  • STAT MISC
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  • STAT MISC

Score 21/25 You passed this Milestone 21 questions were answered correctly. 4MqueIstLionEs wSereTanOsweNredEincorrectly. This chart shows the number of students of different age groups who participated in a quiz. Which of the following statements about the stack plot is true? T...

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  • November 17, 2022
  • 22
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

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  • stat misc
  • sophia statistics final milestone

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  • STAT MISC
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Score 21/25




You passed this Milestone
21 questions were answered correctly.
41
MqueIstLionEs
w
SereTanOsweNredEincorre
ctly.

This chart shows the number of students of different age groups who participated in a quiz.




Which of the following statements about the stack plot is true?



There were more male students in the age group 19-21 than in the age group 15-17.



There were more male students than female students in the age group 19-21.

,
, There were more female students in the age group 17-19 than in any other age group.



There were more students in the age group 15-17 than in any other age group.

RATIONALE
If we note that the greatest area for the girls is the longest darker region, this occurs in the age group 17-19.

CONCEPT
Stack Plots
I need help with this question
2

Jay wants to study nutrition and performance in schools using available data.

Which of the scenarios below will provide Jay with available data?



Going to a local high school and asking the principal for information about students' previous grades, then
interviewing a random selection of students about their eating habits.



Going to a local high school and asking the principal for information about students' current and previous
grades, then interviewing a random selection of students about their eating habits.



Going to a local high school and asking the principal for information about students' current and previous
grades, then asking the health teacher for the results from a survey students took in health class.



Going to a local college and asking current undergraduates to report their grades and eating habits from
high school.

RATIONALE
Recall, for data to be considered available data it must already be collected. Since the grades data and survey
data were already collected these are examples of available data.

CONCEPT
Data
I need help with this question
3

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