Statistics & Probability

Question 1

To find the median of an even number of data sets, you must ________

Accepted Answer

find the "arithmetic mean" of the two middle numbers

Question 2

A circle graph or circle chart usually expresses data in the form of .......

Accepted Answer

percent

Question 3

In the data set 2, 6, 3, 5, 4, what is the median?

Accepted Answer

4

Question 4

The _______ of a data set is the most frequently occurring number.

Accepted Answer

mode

Question 5

A _______ graph displays data as a continuous line rather than a bar.

Accepted Answer

line

Question 6

A table displays data in ______ & _______

Accepted Answer

columns, rows

Question 7

A bar graph organizes data along the horizontal and vertical _______

Accepted Answer

axis

Question 8

To calculate the "arithmetic mean", you must _____

Accepted Answer

add the numbers then divide by the number of numbers.

Question 9

In the data set 2, 4, 6, 2, what is the mean?

Accepted Answer

7

Question 10

Dependent Probability is defined as changing the ________ _________ by some prior action.

Accepted Answer

possible outcomes

Question 11

In the data set 1, 2, 3, 2, 1, 2, 4, 1, 3, 1, what is the mode?

Accepted Answer

1

Question 12

The middle number in a data set is called ______

Accepted Answer

median

Question 13

Probability can be defined as _______ outcome over _______ outcome.

Accepted Answer

favorable, possible

Question 14

_________ is the chance of something happening.

Accepted Answer

Probability

Question 15

You must calculate the median in an "odd" set of data.

Accepted Answer

False

Question 16

Flipping a coin 4 times resulted in "heads" each time. The probability of heads next is ____

Accepted Answer

1/2

Question 17

Another word for "arithmetic mean" is _______

Accepted Answer

average

Question 18

Probability of rolling a "2" or a "6" is _______

Accepted Answer

1/3

Question 19

Probability of rolling an even number with one die is ______

Accepted Answer

1/2

Question 20

Mode refers to _________

Accepted Answer

frequency

Questions 20