The Kruskal-Wallis test involves an application of the :

The Kruskal-Wallis test involves an application of the
 
  A) normal distribution. B) chi-square distribution.
  C) binomial distribution. D) t distribution.

Q. 2

Pie charts are graphical representations of _______ distributions.
 
  Fill in the blank(s) with correct word

Q. 3

A recent article in the paper claims that government ethics are at an all-time low. Reporting on a recent sample, the paper claims that 37 of all constituents believe their representative possesses low ethical standards.
 
  Assume that responses were randomly and independently collected. A representative of a district with 1,000 people does not believe the paper's claim applies to her. If the claim is true, how many of the representative's constituents believe the representative possesses low ethical standards?
  A) 370 B) 963 C) 630 D) 37

Q. 4

The probability of obtaining exactly 20 successes in 50 trials
 
  A) is equal to 0.
  B) can be approximated by using the normal table with x between 19.5 and 20.5.
  C) can only be approximated by the binomial formula.
  D) cannot be found using the normal table.

Q. 5

Given the profit payoff table below, if we use the maximax criterion we will choose action _______ .
 
  A1 A2 A3 A4
  S1 12 30 20 8
  S2 15 10 25 10

Q. 6

One advantage of the computing formula for the standard deviation is that it does not require calculating the
  _______
  .
 
  Fill in the blank(s) with correct word

Q. 7

In calculating a weighted mean, the denominator is given by _______ .
 
  Fill in the blank(s) with correct word