Unit 10 Test Review

Front

What is the total amount collected by the 9 members of the art club during the fundraiser?

Back

$430

Front

How much money did the tenth member of the art club collect if the total is $430 and the other 8 members collected $400?

Back

$30

Front

What does a histogram represent in data analysis?

Back

A histogram displays the distribution of numerical data by showing the frequency of data points within specified ranges.

Front

What is the total number of employees at Cosmic, Inc. as stated in the histogram?

Back

30 employees

Front

What is 75% expressed as a decimal?

Back

0.75

Front

What is the purpose of a percentage bar graph?

Back

A percentage bar graph visually represents the proportion of different categories as parts of a whole.

Front

How do you calculate the total amount collected by a group if you know the total and the amounts collected by some members?

Back

Subtract the total amount collected by the known members from the overall total.

Front

What is the significance of the x-axis in a histogram?

Back

The x-axis represents the intervals or ranges of data.

Front

What is the significance of the y-axis in a histogram?

Back

The y-axis represents the frequency or count of data points within each interval.

Front

How can you determine the mode from a histogram?

Back

The mode is the interval with the highest bar (frequency) in the histogram.