ASQ
CSSBB · Question #285
Which statement(s) are correct about the Regression shown here? (Note: There are 2 correct answers).
The correct answer is D. The dashed lines indicate with 95% confidence the estimate for the Quadratic Regression Line E. The predicted number of customers per hour is close to 5 if the outside temperature is 10 deg C. See the full explanation below for the reasoning.
Analyze Phase
Question
Which statement(s) are correct about the Regression shown here? (Note: There are 2 correct answers).
Exhibit
Options
- AThe dependent variable is the outside temperature
- BThe relationship between outside temperature and number of customers per hour is a Linear
- CThe dashed lines indicate with 95% confidence where all of the process data should fall between
- DThe dashed lines indicate with 95% confidence the estimate for the Quadratic Regression Line
- EThe predicted number of customers per hour is close to 5 if the outside temperature is 10 deg C
How the community answered
(40 responses)- A3% (1)
- B10% (4)
- C5% (2)
- D83% (33)
Topics
#quadratic regression#confidence interval#fitted line plot#regression interpretation
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