14 Questions
| Total Attempts: 172

Questions and Answers

- 1.Find
- 2.Find
- 3.Find
- 4.Find
- 5.Find
- 6.Calculate the correlation coefficient. Round your answer to 2 decimal places.
- 7.Calculate the slope of the line of best fit. Round your answer to 2 decimal places.
- 8.Classify the relationship between number of siblings and overall mark.
- 9.Calculate the y-intercept of the line of best fit. Round to 2 decimal places.
- 10.Write the equation of the line of best fit. Leave all values at 2 decimal places, do not use capitals and do not use spaces.
- 11.What mark would you expect from a person with 6 siblings? Round to the nearest whole mark.
- 12.Is estimating the mark of a person with 6 siblings interpolation or extrapolation?
- A.
Interpolation

- B.
Extrapolation

- C.
Neither

- D.
Both

- 13.If a person who has a mark of 78, how many siblings would you expect them to have? Remember to round! A person can't have part of a sibling!
- 14.Is determining the number of siblings for a person with a mark of 78, interpolation or extrapolation?
- A.
Interpolation

- B.
Extrapolation

- C.
Neither

- D.
Both

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