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Question
Residual analysis is conducted to check whether regression assumptions are met. Which of the following is not an assumption made in simple linear regression?
A) Errors are independent of each other.
B) Errors are normally distributed.
C) Errors are linearly related to x.
D) Errors have constant variance.
Answer
This answer is hidden. It contains 10 characters.
Related questions
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Descriptive statistics allow a decision maker to reach a conclusion about a population based on a subset from the population.
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A) a pie chart.
B) a bar chart.
C) a histogram.
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Which of the following is true about the difference between stem and leaf diagrams and histograms?
A) There is no difference.
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Q:
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B) Categorical 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:
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B) decrease the class width.
C) keep the current class width.
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A) The approximate center of the data
B) The spread in the data
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