## Homework Hints 14-5

### Note: Homework Hints are given only for the Level 1 and Level 2 problems.[/tippy]

However, as you go through the book be sure you look at all the examples in the text. If you need hints for the Level 3

… See the whole entryHowever, as you go through the book be sure you look at all the examples in the text. If you need hints for the Level 3

… See the whole entry- Regression analysis
- correlation
- least squares method
- scatter diagram
- linear correlation coefficient
- significance level

- Best-fitting line
- least-squares line
- formulas

- Cumulative distributions
- Bell-shaped curves
- normal distribution
- continuous distribution
- variations of normal curves

- z-scores
- standard normal distribution table
- formula
- normal curve interpretations

A **cumulative frequency** is one for which the total number of cases having … See the whole entry

- Rectangles
- define area
- define square unit
- formulas
- rectangle
- square

- Parallelograms
- definition
- formula
- derivation of formula

- Triangles
- formula
- derivation of formula

- Trapezoids
- definition
- formula
- derivation of formula

- Circles
- formula
- derivation of formula

- Applications
- conversion application
- acre definition
- conversion of