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Wgu c957 Exam Questions with Verified Answers (Correct Update)

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Wgu c957 Exam Questions with Verified Answers (Correct Update)

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Wgu c957 Exam Questions with Verified Answers (Correct Update)

Question 1: X axis lists:

Answer: Ans-Independent variable/ input

Question 2: Y axis lists:

Answer: Ans-Dependent variable/output

Question 3: Concave up

Answer: Ans-U shaped/ decreases slower and slower then increases faster and faster

Question 4: Concave down

Answer: Ans-upside down U/ increases slower and slower and deacreases faster and faster

Question 5: Validity of scatter plot

Answer: Ans-Invalid if less than 10 points

Question 6: Outlier

Answer: Ans-Should always be investigated before

Question 7: Interpolation of strong model correlation

Answer: Ans-Within data points

Question 8: Extrapolation of strong model correlation

Answer: Ans-50% of x values up or down

Question 9: Strong model correlation r2 value

Answer: Ans-0.7-1

Question 10: Moderate model correlation r2 value

Answer: Ans-0.3-0.7




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