UNIT 2 — MILESTONE 2
Score 24/26
24/26 that's 92%
Well done! If you keep getting Milestone scores like this you'll pass the course.
24 questions were answered correctly.
2 questions were answered incorrectly.
Mil
...
UNIT 2 — MILESTONE 2
Score 24/26
24/26 that's 92%
Well done! If you keep getting Milestone scores like this you'll pass the course.
24 questions were answered correctly.
2 questions were answered incorrectly.
Milestone Tips
Remember that Milestones are open-book.
Take the Practice Milestone before taking the Milestone.
Take the Milestone at a time and in a place where you can be focused and undisturbed for the entire Milestone time limit.
1
At Brent's school, the final grade for his U.S. History course is weighted as follows:
Tests: 30%
Quizzes: 50%
Homework: 20%
Brent has an average of 82% on his tests, 94% on his quizzes, and 50% on his homework.
What is Brent's weighted average?
69.6%
75.3%
74.8%
81.6%
RATIONALE
In order to get the weighted average we use the following formula:
CONCEPT
Weighted Mean
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Reported. Thanks for your feedback.
2
In which of these cases should the median be used?
When data has no outliers
5/21/22, 8:27 AM Sophia :: Welcome
https://capella.sophia.org/spcc/introduction-to-statistics-2/milestone_take_feedbacks/14222445 2/20
When the data has extreme values
When the data has small variance
When the data has nominal values
RATIONALE
Since the mean uses the actual values in the data, it is most affected by outliers and skewness. So, we only want to use the mean when the data is symmetric as a measure
of centrality. When the data is skewed or has extreme values,
the median is a better measure since it is not as sensitive to these values.
CONCEPT
Measures of Center
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Reported. Thanks for your feedback.
3
A baseball scout recorded the type of pitch a pitcher threw during a game and whether it was thrown for a strike or a ball.
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