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lnb7942 lnb7942
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6 years ago
To determine the quartiles of a set of raw data, the first step is to _______ the data _______ .
 
  Fill in the blank(s) with correct word

Q. 2

The sum of all the values of a probability distribution must be equal to _______ .
 
  Fill in the blank(s) with correct word

Q. 3

The Mann-Whitney test is the same as the
 
  A) one-sample sign test. B) U test.
  C) Kruskal-Wallis test. D) paired-sample sign test.

Q. 4

A random sample could be very difficult to obtain. Why?
 
  What will be an ideal response?

Q. 5

The probability that an individual has 20-20 vision is 0.17. In a class of 20 students, what is the mean and standard deviation of the number with 20-20 vision in the class?
 
  A) mean: 20; standard deviation: 1.84390889 B) mean: 3.4; standard deviation: 1.67988095
  C) mean: 20; standard deviation: 1.67988095 D) mean: 3.4; standard deviation: 1.84390889

Q. 6

A disadvantage that the range has compared to the standard deviation is that the range is _______ .
 
  Fill in the blank(s) with correct word
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BeUniqueOrNotBeUniqueOrNot
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6 years ago
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