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MATH-221 Week 5 Quiz (v4) | 100 out of 100 | Best SCORE Paper $10.99
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MATH-221 Week 5 Quiz (v4) | 100 out of 100 | Best SCORE Paper
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  • Course
  • MATH 221
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  • Devry University

Question: Let x represent the number of cars in a parking lot. This would … what type of variable: Question: Let x represent the height of corn in Oklahoma. This would … what type of variable: Question: If you created the probability distribution for these data, what would … the probability...

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  • July 20, 2022
  • 10
  • 2021/2022
  • Exam (elaborations)
  • Questions & answers

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  • math 221 week 5 quiz v4 | 100 out of 100 | best score paper
  • question let x represent the height of corn in oklahoma this would … what type of variable
  • question consider the following table find

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  • Devry University
  • MATH 221
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MATH-221 Week 5 Quiz (v4)
Let x represent the height of first graders in a class. This would be considered what type of
variable:


Nonsensical


Discrete
Correct!


Continuous


Lagging

Question 2
pts
Let x represent the height of corn in Oklahoma. This would be considered what type of variable:
Correct!


Continuous


Discrete


Distributed


Inferential

Question 3
pts

Consider the following table.

Age Group Frequency
18-29 9831
30-39 7845
40-49 6869
50-59 6323
60-69 5410
70 and over 5279

, If you created the probability distribution for these data, what would be the probability of 40-49?
Correct Answer


16.5%


42.5%
You Answered


23.7%


18.9%

Question 4
pts

Consider the following table.

Weekly hours worked Probability
1-30 (average=22) 0.08
31-40 (average=35) 0.16
41-50 (average=46) 0.72
51 and over (average=61) 0.04


Find the mean of this variable.
You Answered


41.0


44.2
Correct Answer


42.9


49.2

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