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Consider the following partial output generated using a statistical software:
The regression equation is
S = 15.51 R-Sq = 95.2% R-Sq(adj) = 90.3%
a. Which, if any, of the terms should be removed from the model first? Justify your answer. (Use a significance level of 0.05.)
b. Which of the predictors makes the most significant contribution in predicting the dependent variable y? Justify your answer.
c. Find and interpret the coefficient of determination.
Oncogene
A gene that has the potential to cause cancer, usually by being mutated or expressed at high levels.
Tumor Cell
A cell that has undergone genetic changes enabling it to divide uncontrollably and possibly lead to cancer.
Checkpoint Gene
A gene that regulates cell cycle checkpoints to ensure cells do not divide unless certain conditions are met, playing a key role in preventing cancer.
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