MATH 225N Week 2 Graphs Homework Help Questions and Answers (Latest-2021)

MATH 225N Week 2 Assignment: Frequency Tables Q & A


1. A data set is summarized in the frequency table below. Using the table, determine the number
of 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

Provide your answer below: 16


2. Given the frequency table, how many times does the data value 3 show up in the data set?



Data Frequency

1 3

3 5

4 2

6 3

8 11

10 3
Answer : 5

, 3. A group of students were surveyed about the number of siblings they have. The frequencies
and relative frequencies of their responses are shown in the below.

Complete the cumulative relative frequency table.




Number of Siblings Relative Frequency
0 0.18
1 0.33
2 0.16
3 0.14
4 or more 0.19

Provide your answer below:.18, .51, .67, .81, 1.0



4. Given the relative frequency table below, which of the following is the corresponding
cumulative relative frequency table?

Value
Frequency
4
0.35
5
0.2
6
0.05
7
0.4
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Select the correct answer below:


Value Frequency
4 0.3
5 0.6
6 0.65
7 1

Value Frequency
4 0.35
5 0.6
6 0.65
7 1

, Value Frequency
4 0.3
5 0.55
6 0.6
7 1

Value Frequency
4 0.35
5 0.55
6 0.6
7 1


5. A group of students were surveyed about the number of books they read last summer. Their
responses are summarized in the frequency table below.

How many students responded to the survey?

Number of Books Frequency
0−1 2
2−3 9
4−5 7
6−7 3
8−9 1
10 or more 2

Provide your answer below: 24



6.The ages of the students in an art class at the community center are listed below.
9,11,14,14,16,21,24,26,32,33,37,38,38,52,53,55

Complete the frequency table. 1,4,3,5,0,3


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