Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day (a) Construct a relative frequency distribution for adults (b) Construct a relative frequency distribution for teens. (c) Construct a side-by-side relative frequency bar graph. (d) Compare the texting habits of adults and teens Number of Texts Adults None 1-10

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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### Texting Habits of Adults and Teens: A Comparative Study

**Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day. This data can be used to analyze texting habits among different age groups.**

#### Task Breakdown:
(a) **Construct a relative frequency distribution for adults.**

(b) **Construct a relative frequency distribution for teens.**

(c) **Construct a side-by-side relative frequency bar graph.**

(d) **Compare the texting habits of adults and teens.**

#### (a) Construction of Relative Frequency Distribution for Adults
**Number of Texts | Adults**

| Number of Texts | Adults     |
|-----------------|------------|
| None            |            |
| 1–10            |            |
| 11–20           |            |
| 21–50           |            |
| 51–100          |            |
| 100+            |            |

*(Round to three decimal places as needed.)*

#### (b) Complete the Table Below for Teens
**Number of Texts | Teens**

| Number of Texts | Teens     |
|-----------------|-----------|
| None            |           |
| 1–10            |           |
| 11–20           |           |
| 21–50           |           |
| 51–100          |           |
| 100+            |           |

*(Round to three decimal places as needed.)*

#### Table of Survey Counts
The table on the right side provides specific counts for how many adults and teens sent various numbers of texts in a single day:

| Number of Texts | Adults | Teens |
|-----------------|--------|-------|
| None            | 178    | 17    |
| 1–10            | 980    | 142   |
| 11–20           | 251    | 69    |
| 21–50           | 247    | 109   |
| 51–100          | 140    | 121   |
| 100+            | 154    | 174   |

### Diagram Explanation:
**Relative Frequency Bar Graphs and Frequency Tables:**

- Calculate the relative frequencies for each category (both adults and teens) by dividing the count in each category by the total number of respondents in the respective age group.

- Draw bar graphs next to each other for each category,
Transcribed Image Text:--- ### Texting Habits of Adults and Teens: A Comparative Study **Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day. This data can be used to analyze texting habits among different age groups.** #### Task Breakdown: (a) **Construct a relative frequency distribution for adults.** (b) **Construct a relative frequency distribution for teens.** (c) **Construct a side-by-side relative frequency bar graph.** (d) **Compare the texting habits of adults and teens.** #### (a) Construction of Relative Frequency Distribution for Adults **Number of Texts | Adults** | Number of Texts | Adults | |-----------------|------------| | None | | | 1–10 | | | 11–20 | | | 21–50 | | | 51–100 | | | 100+ | | *(Round to three decimal places as needed.)* #### (b) Complete the Table Below for Teens **Number of Texts | Teens** | Number of Texts | Teens | |-----------------|-----------| | None | | | 1–10 | | | 11–20 | | | 21–50 | | | 51–100 | | | 100+ | | *(Round to three decimal places as needed.)* #### Table of Survey Counts The table on the right side provides specific counts for how many adults and teens sent various numbers of texts in a single day: | Number of Texts | Adults | Teens | |-----------------|--------|-------| | None | 178 | 17 | | 1–10 | 980 | 142 | | 11–20 | 251 | 69 | | 21–50 | 247 | 109 | | 51–100 | 140 | 121 | | 100+ | 154 | 174 | ### Diagram Explanation: **Relative Frequency Bar Graphs and Frequency Tables:** - Calculate the relative frequencies for each category (both adults and teens) by dividing the count in each category by the total number of respondents in the respective age group. - Draw bar graphs next to each other for each category,
**Survey on Texting Habits of Adults and Teens**

Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day. The survey provided the following data:

### Number of Texts Sent:
- None:  
  - Adults: 178  
  - Teens: 17  
- 1-10:  
  - Adults: 980  
  - Teens: 142  
- 11-20:  
  - Adults: 251  
  - Teens: 89  
- 21-50:  
  - Adults: 247  
  - Teens: 109  
- 51-100:  
  - Adults: 140  
  - Teens: 121  
- 100+:  
  - Adults: 154  
  - Teens: 174  

### Requirements:
(a) Construct a relative frequency distribution for adults.  
(b) Construct a relative frequency distribution for teens.  
(c) Construct a side-by-side relative frequency bar graph.  
(d) Compare the texting habits of adults and teens.

**(a) & (b) Relative Frequency Distribution:**

To find the relative frequency, divide the number of individuals in each category by the total number of individuals surveyed in that group.

**(c) Relative Frequency Bar Graph Options:**
Below are three possible bar graphs depicting the relative frequency distribution of texts sent by adults and teens. You must choose the correct one.

1. **Graph A:**
   - Relative frequency on the y-axis.
   - Text categories on the x-axis.
   - Different bars for adults and teens for each category.

2. **Graph B:**
   - Relative frequency on the y-axis.
   - Text categories on the x-axis.
   - Different bars for adults and teens for each category.

3. **Graph C:**
   - Relative frequency on the y-axis.
   - Text categories on the x-axis.
   - Different bars for adults and teens for each category.

**(d) Analysis Based on the Data:**
Choose the correct statement that accurately reflects the texting habits of adults and teens based on the data and graphs:

1. **Statement A:**
   - Adults are more likely to send few texts per day, while teens are more likely to send many texts per day.

2. **Statement B:**
   - Teens are more likely to send few or many texts per day
Transcribed Image Text:**Survey on Texting Habits of Adults and Teens** Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day. The survey provided the following data: ### Number of Texts Sent: - None: - Adults: 178 - Teens: 17 - 1-10: - Adults: 980 - Teens: 142 - 11-20: - Adults: 251 - Teens: 89 - 21-50: - Adults: 247 - Teens: 109 - 51-100: - Adults: 140 - Teens: 121 - 100+: - Adults: 154 - Teens: 174 ### Requirements: (a) Construct a relative frequency distribution for adults. (b) Construct a relative frequency distribution for teens. (c) Construct a side-by-side relative frequency bar graph. (d) Compare the texting habits of adults and teens. **(a) & (b) Relative Frequency Distribution:** To find the relative frequency, divide the number of individuals in each category by the total number of individuals surveyed in that group. **(c) Relative Frequency Bar Graph Options:** Below are three possible bar graphs depicting the relative frequency distribution of texts sent by adults and teens. You must choose the correct one. 1. **Graph A:** - Relative frequency on the y-axis. - Text categories on the x-axis. - Different bars for adults and teens for each category. 2. **Graph B:** - Relative frequency on the y-axis. - Text categories on the x-axis. - Different bars for adults and teens for each category. 3. **Graph C:** - Relative frequency on the y-axis. - Text categories on the x-axis. - Different bars for adults and teens for each category. **(d) Analysis Based on the Data:** Choose the correct statement that accurately reflects the texting habits of adults and teens based on the data and graphs: 1. **Statement A:** - Adults are more likely to send few texts per day, while teens are more likely to send many texts per day. 2. **Statement B:** - Teens are more likely to send few or many texts per day
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