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12EMA - Term 2 Week 1

Total questions: 20

Worksheet time: 2hrs 40mins

Name
Class
Date
1.
What is the type of association?
a)
Negative 
b)
no association
c)
positive 
2.
What type of association does this graph have?
a)
positive
b)
negative
c)
none
d)
all of the above
3.
What relationship is shown in the scatter plot?
a)
As the cost goes down, the number sold goes down.
b)
As the cost goes up, the number sold goes down.
c)
As the cost goes down, the number sold remains the same.
d)
There is not relationship between cost and the number sold.
4.

A graph that shows the relationship between two data sets where the two sets of data are graphed as ordered pairs.

a)

Scatter Plot

b)

Bivariate Data

c)

Joint Frequency

d)

Graph

5.

As X increases, Y increases.

a)

Line

b)

Negative Correlation

c)

No Relation

d)

Positive Correlation

6.

As X increases, Y decreases.

a)

Positive Correlation

b)

Negative Correlation

c)

No Relation

7.

A line drawn on a scatter plot that is close to most of the data points.

a)

Best fitting line

b)

Best Linear Line

c)

Line of best fit

8.
Dilcia wants to know how drinking milk affects how tall a Monica grows. Which is the independent variable?
a)
Monica's growth
b)
drinking milk
9.
Does the flavor of ice cream effect how fast the ice cream melts?
a)
independent
b)
dependent
10.
How does watching TV during studying affect a student’s test grades?
a)
independent
b)
dependent
11.
Does changing the scent of a brand of dog food affect how much the dog eats?
a)
independent
b)
dependent
12.
What is the effect on increasing the amount of sunlight given to tulips?
a)
independent
b)
dependent
13.
What is a line of best fit used for?
a)
To make predictions
b)
To make the graph look pretty
c)
To connect the points
d)
To make it look like you know what you are doing
14.
What type of association does this graph show?
a)
Positive
b)
negative
c)
none
d)
all of the above
15.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

16.

Is this line an accurate line estimate of best fit for the data?

a)

Yes

b)

No

17.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
18.

Based on the graph, if Joe earned $400, how many hours did he work?

a)

25 hours

b)

35 hours

c)

45 hours

d)

15 hours

19.

What are the coordinates of the outlier?

a)

(1,9)

b)

(9,1)

c)

(2,2)

d)

y=x

20.

About how many male math teachers were there in 2006?

a)

15

b)

30

c)

35

d)

45