QUESTIONS
Question 1
A data set is summarized in the frequency table below. The data set contains a total of 40 data values. What is the missing frequency?
| Value | Frequency |
| 1 | 4 |
| 2 | 6 |
| 3 | 7 |
| 4 | 3 |
| 5 | □ |
| 6 | 5 |
| 7 | 4 |
| 8 | 5 |
Question 2
Given the frequency table below, what is the relative frequency of the data value 7?
| Value | Frequency |
| 4 | 7 |
| 5 | 6 |
| 6 | 4 |
| 7 | 3 |
Question 3
A data set is summarized in the frequency table below. Using the table, determine the total number of values in the data set that are less than or equal to 7.
| Value | Frequency |
| 3 | 8 |
| 4 | 4 |
| 5 | 3 |
| 6 | 2 |
| 7 | 2 |
| 8 | 7 |
| 9 | 3 |
| 10 | 6 |
| 11 | 3 |
| 12 | 7 |
Question 4
The relative frequencies for a set of data are shown in the table below.
| Value | Relative Frequency |
| 1 | 0.15 |
| 2 | 0.10 |
| 3 | 0.45 |
| 4 | 0.30 |
If there are a total of 20 data values, with what frequency does the data value 3 occur?
Question 5
The cumulative relative frequency table for a set of data is shown below.
What is the missing cumulative relative frequency?
| Data Value | Relative Frequency | Cumulative Relative Frequency |
| 1 | 0.35 | 0.35 |
| 2 | 0.25 | □ |
| 3 | 0.15 | 0.75 |
| 4 | 0.25 | 1.00 |
Question 6
A group of students were surveyed about the number of books they read last summer. Their responses are summarized in the relative frequency table below.
What is the cumulative relative frequency of students that read 5 or fewer books?
| Number of Books | Relative Frequency |
| 0−1 | 0.08 |
| 2−3 | 0.36 |
| 4−5 | 0.32 |
| 6−7 | 0.12 |
| 8−9 | 0.04 |
| 10 or more | 0.08 |
Question 7
A data set is summarized in the frequency table below. Using the table, determine the number of values greater than or equal to 8. Give your answer as a single number. For example if you found the number of values was 33, you would enter 33.
| Value | Frequency |
| 1 | 1 |
| 2 | 2 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 3 |
| 7 | 4 |
| 8 | 4 |
| 9 | 6 |
| 10 | 8 |
| 11 | 4 |
| 12 | 5 |
Question 8
A data set is summarized in the frequency table below. Using the table, determine the number of data values less than or equal to 5. Give your answer as a single number. For example if you found the number of values was 19, you would enter 19.
| Value | Frequency |
| 3 | 9 |
| 4 | 4 |
| 5 | 3 |
| 6 | 7 |
| 7 | 6 |
| 8 | 3 |
| 9 | 3 |
| 10 | 5 |
| 11 | 4 |
Question 9
Given the frequency table below, what is the relative frequency of the data value 8?
| Value | Frequency |
| 4 | 2 |
| 5 | 7 |
| 6 | 9 |
| 7 | 6 |
| 8 | 6 |
Question 10
The relative frequencies for a set of data are shown in the table below.
| Value | Relative Frequency |
| 2 | 0.16 |
| 4 | 0.28 |
| 6 | 0.24 |
| 8 | 0.32 |
If there are a total of 25 data values, with what frequency does the data value 2 occur?
Question 11
The cumulative relative frequency table for a set of data is shown below.
What is the missing cumulative relative frequency?
| Data Value | Relative Frequency | Cumulative Relative Frequency |
| 5 | 0.18 | 0.18 |
| 10 | 0.24 | □ |
| 15 | 0.32 | 0.74 |
| 20 | 0.26 | 1.00 |
Question 12
The values and relative frequencies for a set of data are shown below.
Complete the cumulative relative frequency table.
The values and relative frequencies for a set of data are shown below.
Complete the cumulative relative frequency table.
| Data Value | Relative Frequency | Cumulative Relative Frequency |
| 1 | 0.19 | |
| 2 | 0.35 | 0.54 |
| 3 | 0.29 | |
| 4 | 0.17 | 1.00 |
ANSWERS
Question 1
A data set is summarized in the frequency table below. The data set contains a total of 40 data values. What is the missing frequency?
| Value | Frequency |
| 1 | 4 |
| 2 | 6 |
| 3 | 7 |
| 4 | 3 |
| 5 | □ |
| 6 | 5 |
| 7 | 4 |
| 8 | 5 |
Answer:
6
Question 2
Given the frequency table below, what is the relative frequency of the data value 7?
| Value | Frequency |
| 4 | 7 |
| 5 | 6 |
| 6 | 4 |
| 7 | 3 |
Answer:
0.15
Question 3
A data set is summarized in the frequency table below. Using the table, determine the total number of values in the data set that are less than or equal to 7.
| Value | Frequency |
| 3 | 8 |
| 4 | 4 |
| 5 | 3 |
| 6 | 2 |
| 7 | 2 |
| 8 | 7 |
| 9 | 3 |
| 10 | 6 |
| 11 | 3 |
| 12 | 7 |
Answer: XX
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