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Question
Which of the following is not an assumption of the Kruskal-Wallis one-way analysis of variance?
A) Variables have a continuous distribution.
B) Samples are independent.
C) Sample sizes are equal for all populations.
D) Population distributions are identical except for possible differences in center.
Answer
This answer is hidden. It contains 10 characters.
Related questions
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Data collected using open-end questions is generally easier to analyze than data collected from closed-end questions.
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When an interviewer asks a specified series of questions in the course of a personal interview, he/she is conducting an unstructured interview.
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An accountant has recently prepared a report for a client that contains a variety of graphs and charts. In doing so, she has used descriptive statistical methods.
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Descriptive statistics allow a decision maker to reach a conclusion about a population based on a subset from the population.
Q:
A stem and leaf diagram is an alternative to using:
A) a pie chart.
B) a bar chart.
C) a histogram.
D) an ogive.
Q:
Which of the following is true about the difference between stem and leaf diagrams and histograms?
A) There is no difference.
B) The stem and leaf diagram shows more information by showing the individual values.
C) The histogram shows the shape center and spread of the distribution while the stem and leaf does not.
D) The stem and leaf diagram shows less information than a histogram.
Q:
Which of the following is a false statement?
A) A bar chart is usually constructed so that gaps exist between the bars.
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Q:
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A) Quantitative data
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In forming the classes for a frequency distribution and histogram, suppose there were a number of empty classes. You should:
A) increase the class width.
B) decrease the class width.
C) keep the current class width.
D) use an ogive instead.
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A histogram is used to display which of the following characteristics for a quantitative variable?
A) The approximate center of the data
B) The spread in the data
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