Calculate the Sun of Products

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Calculate the Sun of Products
**Text for Educational Website:**

---

Use the following to answer questions 1 - 7 in the homework:

A researcher wants to know if there is a relationship between sleep and anxiety. The researcher randomly selected n = 5 participants and asked each to rate their sleep quality and anxiety level on a scale of 1 to 5. The data are below:

| Sleep (X) | Anxiety (Y) |
|-----------|-------------|
| 2         | 2           |
| 4         | 4           |
| 3         | 2           |
| 3         | 5           |
| 2         | 2           |

**Data Explanation:**

The table displays two variables:

1. **Sleep (X):** Represents the self-reported sleep quality of participants on a scale from 1 to 5.
2. **Anxiety (Y):** Represents the self-reported anxiety level of participants on a scale from 1 to 5.

The participants' ratings show various levels of sleep and anxiety, allowing analysis of a potential relationship between these two variables.
Transcribed Image Text:**Text for Educational Website:** --- Use the following to answer questions 1 - 7 in the homework: A researcher wants to know if there is a relationship between sleep and anxiety. The researcher randomly selected n = 5 participants and asked each to rate their sleep quality and anxiety level on a scale of 1 to 5. The data are below: | Sleep (X) | Anxiety (Y) | |-----------|-------------| | 2 | 2 | | 4 | 4 | | 3 | 2 | | 3 | 5 | | 2 | 2 | **Data Explanation:** The table displays two variables: 1. **Sleep (X):** Represents the self-reported sleep quality of participants on a scale from 1 to 5. 2. **Anxiety (Y):** Represents the self-reported anxiety level of participants on a scale from 1 to 5. The participants' ratings show various levels of sleep and anxiety, allowing analysis of a potential relationship between these two variables.
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