Analyzing Data with Frequency Charts

A random sample of 20 students' favorite colors is: Red, Blue, Green, Blue, Red, Yellow, Green, Blue, Red, Green, Blue, Yellow, Red, Green, Blue, Red, Blue, Green, Yellow, Red. How many students chose "Blue" as their favorite color?

• 4

• 6

• 5

• 7

Given the following data set of numbers: 2, 3, 2, 4, 3, 2, 5, 4, 3, 2. What is the frequency of the number 3?

• 2

• 3

• 4

• 5

Organize the following data into a frequency chart: 1, 2, 2, 3, 1, 2, 3, 3, 1, 2. What is the frequency of the number 1?

• 2

• 3

• 4

• 5

Given the frequency chart below, what is the relative frequency of the number 4? | Number | Frequency | |--------|-----------| | 2 | 3 | | 3 | 5 | | 4 | 2 | Total frequency = 10

A sample contains the numbers: 5, 6, 5, 7, 6, 5, 7, 6, 5, 7. What is the frequency of the number 7?

• 2

• 3

• 4

• 5

Given the frequency chart: | Number | Frequency | |--------|-----------| | 1 | 4 | | 2 | 3 | | 3 | 3 | What is the total number of data points?

• 8

• 9

• 10

• 7

If the frequency of the number 8 in a sample of 20 is 5, what is its relative frequency?

A frequency chart shows: | Number | Frequency | |--------|-----------| | 10 | 2 | | 11 | 6 | | 12 | 2 | What is the relative frequency of the number 11?

From the data set: 4, 4, 5, 6, 5, 4, 6, 5, 4, 6, 5, 4, 6, 5, 4, 6, 5, 4, 6, 5. How many times does the number 6 appear?

• 5

• 6

• 7

• 8

Given the frequency chart: | Number | Frequency | |--------|-----------| | 7 | 3 | | 8 | 4 | | 9 | 3 | What is the relative frequency of the number 8?