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DAT Review Questions (Dental Admissions) - Question List

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81. All data can be divided into four equal sections that are called:
  1. Quartiles
  2. Quagmires
  3. Quadrants
  4. Quarternaries
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82. 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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83. 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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84. In a jar of candy there are 127 red candies, 92 orange ones, 108 yellow ones, 77 green ones, and 13 blue candies. If a person reaches into the jar without looking and grabs one piece of candy, what is the probability of that piece being red?
  1. 25%
  2. 35%
  3. 20%
  4. 30%
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85. A Type I error is defined as:
  1. The error of rejecting a hypothesis when the hypothesis is false.
  2. The error of not rejecting a hypothesis when the hypothesis is false.
  3. The error of rejecting a hypothesis when the hypothesis is true.
  4. All of the above
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