Worksheets — Set 2

Pre-calculus · Honors · Data analysis with function models

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. Mean of data set: 3, 5, 7, 9, 11 = ___ 2. Median of the same set: ___ 3. Describe the distribution: skewed left/right/symmetric? ___

_See printable PDF for diagram._

Written practice

1. Mean of data set: 2, 4, 6, 8, 10 = ___ 2. Median of the same set: ___ 3. Describe the distribution: skewed left/right/symmetric? ___ 4. Correlation r = 0.5. Strength? ___ 5. Regression: interpret slope in context. 6. Why might correlation not imply causation? 7. Mean of data set: 5, 7, 9, 11, 13 = ___ 8. Correlation r = 0.8. Strength? ___

___________________________ ___________________________ ___________________________ ___________________________

More written practice

1. Mean of data set: 8, 10, 12, 14, 16 = ___ 2. Correlation r = 1.1. Strength? ___ 3. Mean of data set: 11, 13, 15, 17, 19 = ___ 4. Correlation r = 1.4000000000000001. Strength? ___ 5. Mean of data set: 14, 16, 18, 20, 22 = ___ 6. Correlation r = 1.7000000000000002. Strength? ___

___________________________ ___________________________ ___________________________ ___________________________ ___________________________

Patterns and rules

1. Mean of data set: 19, 21, 23, 25, 27 = ___ 2. Median of the same set: ___ 3. Describe the distribution: skewed left/right/symmetric? ___

_See printable PDF for diagram._

___________________________ ___________________________ ___________________________ ___________________________

Parent tip: Label axes and units on displays