1A Review ALGEBRA 1

Question 1

Explain: Correlation does not mean causation.

Accepted Answer

Just bcuz 2 things correlate doesn't always mean that 1 causes the other

Question 2

What is the dependent variable: How does phone use before bedtime affect sleep?

Accepted Answer

The quality of sleep

Question 3

What type of correlation? As weather gets colder, air conditioning costs decrease.

Accepted Answer

Negative

Question 4

What type of correlation?

Accepted Answer

Zero Correlation

Question 5

Students w/higher GPAs tended to score higher on the SAT. To increase our overall SAT scores at SHS, admin has decided:

Accepted Answer

Continue to offer SAT prep courses and in-school tutoring.

Question 6

As the number of trees cut down increases, the probability of erosion increases.

Accepted Answer

Positive Correlation

Question 7

This is a continuous graph.

Accepted Answer

False

Question 8

An interval cannot be infinite.

Accepted Answer

False

Question 9

Interval of possible x values is the...

Accepted Answer

Domain

Question 10

What is the independent variable: How well do different plant species tolerate salt water?

Accepted Answer

Amount of salt added to plant's water

Question 11

Find range.

Accepted Answer

[ -4, 0 ]

Question 12

What is the difference between the meaning of an empty point ○ on a number line?

Accepted Answer

The endpoint is not included in the set.

Question 13

Discrete data can only take certain limited values. Ex. # of homecoming tickets sold

Accepted Answer

True

Question 14

What is the meaning of life?

Accepted Answer

Algebra 1, Algebra 2

Questions 14