Quiz about 1.1 - 1.4 Review

Question 1

Which graph has a larger standard deviation?

Accepted Answer

B is larger

Answer

A is larger

Answer

They are the same

Question 2

Which graph has a larger standard deviation?

Accepted Answer

They are the same

Answer

A is larger

Answer

B is larger

Question 3

Which graph has a larger standard deviation?

Accepted Answer

A is larger

Answer

B is larger

Answer

They are the same

Question 4

Which graph has a larger standard deviation?

Accepted Answer

B is larger

Answer

A is larger

Answer

They are the same

Question 5

Which graph has a larger standard deviation?

Accepted Answer

A is larger

Answer

B is larger

Answer

They are the same

Question 6

The green line represents the ...

Accepted Answer

Min

Answer

Q1

Answer

Max

Answer

Median

Question 7

The blue line represents the ...

Accepted Answer

Q1

Answer

Min

Answer

IQR

Answer

Q2

Question 8

The red line represents the ...

Accepted Answer

median

Answer

Q3

Answer

Q1

Answer

mean

Question 9

The orange line represents the ...

Accepted Answer

Q3

Answer

Max

Answer

Q2

Answer

Q1

Question 10

The purple line represents the ...

Accepted Answer

Max

Answer

Q3

Answer

Outliers

Answer

Q2

Question 11

The in between area of the blue and orange line represents the ...

Accepted Answer

IQR

Answer

Q1

Answer

Q3

Answer

Q2

Question 12

Which squirrels are longer on average?

Accepted Answer

Grey

Answer

Red

Answer

They're the same

Question 13

Describe the histogram:

Accepted Answer

Right Skewed

Answer

Left Skewed

Answer

Symmetrical

Question 14

Describe the shape of the graph.

Accepted Answer

Symmetrical

Answer

Skewed right

Answer

Skewed left

Answer

Uniform

Question 15

What type of Data are we collecting when asking: "How many pets do you have?"

Accepted Answer

Quantitative Data

Answer

Categorical Data

Question 16

What type of Data are we collecting when asking: "Where were you born?"

Accepted Answer

Categorical Data

Answer

Quantitative Data

Question 17

All of the below sets have the same mean.
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 18

Which of the following is a measure of variability?

Accepted Answer

standard deviation

Answer

mean

Answer

median

Answer

mode

Question 19

Is the mean greater than or less than the median for this graph?

Accepted Answer

Less than because it is skewed left

Answer

Greater than - because it is skewed left

Answer

Greater than because it is skewed right

Answer

Less than because it is skewed right

Question 20

Display that shows frequency of data divided into equal intervals

Accepted Answer

Histogram

Answer

Box Plot

Answer

Line Graph

Question 21

Display shows number of items in specific categories [like colors, foods, grades...]

Accepted Answer

Bar Graph

Answer

Box Plot

Answer

Line Graph

Question 22

Choose the appropriate display for this data:

the number of runners in each 10-year age bracket.

Accepted Answer

histogram

Answer

box plot

Answer

bar graph

Question 23

When analyzing numerical data, the best measure of center with NO outlier is:

Accepted Answer

mean

Answer

median

Answer

mode

Answer

range

Question 24

When analyzing numerical data, the best measure of center with an outlier is:

Accepted Answer

median

Answer

mean

Answer

mode

Answer

range

Question 25

The ages of the population of people living in the Atlanta area are normally distributed with a mean of 43 and a standard deviation of 14.

The town has a population of 5,000. How many would you expect to be aged between 29 and 57?

This Standard Normal Distribution curve may help you solve this problem.

Accepted Answer

3400

Answer

1750

Answer

3860

Answer

4330

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