11. Quiz: What Defines A Line? - Notation Quiz

Notation for Quizzes

For the below quiz, let the following letters denote the corresponding notation:

A. \bold{y} E. \bold{\beta_0}

B. \bold{\hat{y}} F. \bold{\beta_1}

C. \bold{b_0} G. \bold{b_1}

D. \bold{n}

QUIZ QUESTION: :

Match the letter for the above notation to the correct description for that notation.

ANSWER CHOICES:

A predicted value of the response.

An actual value of the response.

The predicted value of the response when the explanatory variable is zero.

The number of rows in the dataset.

Description	Notation Letter
G
B
D
E
F
C
A

SOLUTION:

Description	Notation Letter
B	A predicted value of the response.
D	The number of rows in the dataset.
C	The predicted value of the response when the explanatory variable is zero.
A	An actual value of the response.

Notation for Quizzes

For the below quiz, let the following letters denote the corresponding notation:

A. \bold{y} E. \bold{\beta_0}

B. \bold{\hat{y}} F. \bold{\beta_1}

C. \bold{b_0} G. \bold{b_1}

D. \bold{n}

QUIZ QUESTION: :

The same notation as before is provided for reference for this question. Match each letter for the corresponding notation to the corresponding description.

ANSWER CHOICES:

The predicted change in the response for every one unit increase in the explanatory variable.

The actual average change in the response for the population with every one unit increase in the explanatory variable.

The actual average response value for the population when the explanatory variable is zero.

A predicted response value.

Description	Notation Letter
A
B
F
D
C
G
E

SOLUTION:

Description	Notation Letter
B	A predicted response value.
F	The actual average change in the response for the population with every one unit increase in the explanatory variable.
G	The predicted change in the response for every one unit increase in the explanatory variable.
E	The actual average response value for the population when the explanatory variable is zero.