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Multiple choice problems based on regression.

1. Suppose the least squares equation is Y = 10 + 20X. What does the value of 10 in equation indicate?

a. Y intercepts
b. For each unit increased in Y', X increases by 10
c. For each unit increased in X, Y' increases by 10
d. None of the above

2. What is the standard error of estimate?

a. Measure of the accuracy of the prediction
b. Based on squared vertical deviations between Y and Y'
c. Always positive
d. All of the above
e. None of the above

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922900

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