19. Notebook + Quiz: Regression - Your Turn - Part I

Code

If you need a code on the https://github.com/udacity.

QUIZ QUESTION::

Use the results from your linear regression model to match each description to the value that best fits.

ANSWER CHOICES:



Description

Value

For every 0.01 carat increase in the carat size, we can expect the price to increase by _ dollars.

_% of the variability in price can be explained by the diamonds size.

There are __ diamonds in the dataset.

SOLUTION:

Description

Value

_% of the variability in price can be explained by the diamonds size.

For every 0.01 carat increase in the carat size, we can expect the price to increase by _ dollars.

There are __ diamonds in the dataset.

Using the R-squared value and the relationship in the scatterplot, what is the value of the correlation coefficient?

SOLUTION: 0.99