Practice Quiz

Praxis I Math Exam Prep - Question List

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26. All data can be divided into four equal sections that are called:
  1. Quartiles
  2. Quagmires
  3. Quadrants
  4. Quarternaries
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27.

A variable that affects the data collected but is not accounted for or demonstrated in the statistical measure of the data is a:

  1. Stealth variable
  2. Lurking variable
  3. Independent variable
  4. Dependent variable
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28. What is the mean for the following expenditures? $79.84, $278.99, $342.16, $466.25, $111.39, $502.47, $98.12
  1. $278.99
  2. $268.46
  3. $354.22
  4. $317.54
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29. What is the outlier in the following set: 11, 22, 33, 44, 55, 112, 23, 34 and 45?
  1. 55
  2. 11
  3. 112
  4. There is no outlier.
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30. People who score in the 95th percentile on an exam:
  1. Earned a score of 95 on the test
  2. Scored as well or better than 95% of the people who took the same exam
  3. Scored in the top 95% of test takers
  4. Answered 95% of the questions correctly
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