**The Number of Dogs per Household in a Small Town** | Dogs | 0 | 1 | 2 | 3 | 4 | 5 | |--------------|-------|-------|-------|-------|-------|-------| | Probability | 0.632 | 0.228 | 0.092 | 0.027 | 0.014 | 0.008 | - **σ = ___** (Round to one decimal place as needed.) **(b) Interpret the results in the context of the real-life situation.** - **Options:** - **A.** A household on average has 0.9 dog with a standard deviation of 0.6 dog. - **B.** A household on average has 0.6 dog with a standard deviation of 14 dogs. - **C.** A household on average has 0.9 dog with a standard deviation of 0.9 dog. - **D.** A household on average has 0.6 dog with a standard deviation of 1.0 dog. **Explanation of Data Representation:** - **Table Overview:** - The table represents the probability distribution of the number of dogs per household in a small town. - For each number of dogs (from 0 to 5), the corresponding probability is listed, indicating how likely it is for a household to have that many dogs. - **Interpretation of Options:** - Option A suggests an average (mean) number of dogs per household together with its variability, indicated by the standard deviation. - Each option provides different interpretations based on statistical mean and standard deviation calculations. **Title: Analyzing the Probability Distribution of Dogs Per Household** **Objective:** To calculate the mean, variance, and standard deviation of a probability distribution involving the number of dogs per household in a small town. **Probability Distribution Table:** | Number of Dogs (X) | Probability (P(X)) | |--------------------|--------------------| | 0 | 0.632 | | 1 | 0.228 | | 2 | 0.092 | | 3 | 0.027 | | 4 | 0.014 | | 5 | 0.008 | **Tasks:** (a) **Find the Mean of the Probability Distribution:** - The mean (μ) is the expected value of the distribution, calculated by summing the products of each value and its corresponding probability. \[ \mu = \sum (X \cdot P(X)) \] (b) **Calculate the Variance of the Probability Distribution:** - The variance (σ²) measures the spread of the values in the distribution, calculated using: \[ \sigma^2 = \sum ((X - \mu)^2 \cdot P(X)) \] (c) **Determine the Standard Deviation:** - The standard deviation (σ) is the square root of the variance, providing insight into the data's dispersion. \[ \sigma = \sqrt{\sigma^2} \] **Instructions:** - Perform each calculation and round answers to one decimal place as needed. - The mean provides insight into the average number of dogs per household. - The variance and standard deviation help in understanding the variability of the data. **Note:** Understanding the calculation of these statistical measures is crucial for interpreting data distributions effectively. Use a calculator for more accurate results.
**The Number of Dogs per Household in a Small Town** | Dogs | 0 | 1 | 2 | 3 | 4 | 5 | |--------------|-------|-------|-------|-------|-------|-------| | Probability | 0.632 | 0.228 | 0.092 | 0.027 | 0.014 | 0.008 | - **σ = ___** (Round to one decimal place as needed.) **(b) Interpret the results in the context of the real-life situation.** - **Options:** - **A.** A household on average has 0.9 dog with a standard deviation of 0.6 dog. - **B.** A household on average has 0.6 dog with a standard deviation of 14 dogs. - **C.** A household on average has 0.9 dog with a standard deviation of 0.9 dog. - **D.** A household on average has 0.6 dog with a standard deviation of 1.0 dog. **Explanation of Data Representation:** - **Table Overview:** - The table represents the probability distribution of the number of dogs per household in a small town. - For each number of dogs (from 0 to 5), the corresponding probability is listed, indicating how likely it is for a household to have that many dogs. - **Interpretation of Options:** - Option A suggests an average (mean) number of dogs per household together with its variability, indicated by the standard deviation. - Each option provides different interpretations based on statistical mean and standard deviation calculations. **Title: Analyzing the Probability Distribution of Dogs Per Household** **Objective:** To calculate the mean, variance, and standard deviation of a probability distribution involving the number of dogs per household in a small town. **Probability Distribution Table:** | Number of Dogs (X) | Probability (P(X)) | |--------------------|--------------------| | 0 | 0.632 | | 1 | 0.228 | | 2 | 0.092 | | 3 | 0.027 | | 4 | 0.014 | | 5 | 0.008 | **Tasks:** (a) **Find the Mean of the Probability Distribution:** - The mean (μ) is the expected value of the distribution, calculated by summing the products of each value and its corresponding probability. \[ \mu = \sum (X \cdot P(X)) \] (b) **Calculate the Variance of the Probability Distribution:** - The variance (σ²) measures the spread of the values in the distribution, calculated using: \[ \sigma^2 = \sum ((X - \mu)^2 \cdot P(X)) \] (c) **Determine the Standard Deviation:** - The standard deviation (σ) is the square root of the variance, providing insight into the data's dispersion. \[ \sigma = \sqrt{\sigma^2} \] **Instructions:** - Perform each calculation and round answers to one decimal place as needed. - The mean provides insight into the average number of dogs per household. - The variance and standard deviation help in understanding the variability of the data. **Note:** Understanding the calculation of these statistical measures is crucial for interpreting data distributions effectively. Use a calculator for more accurate results.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![**The Number of Dogs per Household in a Small Town**
| Dogs | 0 | 1 | 2 | 3 | 4 | 5 |
|--------------|-------|-------|-------|-------|-------|-------|
| Probability | 0.632 | 0.228 | 0.092 | 0.027 | 0.014 | 0.008 |
- **σ = ___** (Round to one decimal place as needed.)
**(b) Interpret the results in the context of the real-life situation.**
- **Options:**
- **A.** A household on average has 0.9 dog with a standard deviation of 0.6 dog.
- **B.** A household on average has 0.6 dog with a standard deviation of 14 dogs.
- **C.** A household on average has 0.9 dog with a standard deviation of 0.9 dog.
- **D.** A household on average has 0.6 dog with a standard deviation of 1.0 dog.
**Explanation of Data Representation:**
- **Table Overview:**
- The table represents the probability distribution of the number of dogs per household in a small town.
- For each number of dogs (from 0 to 5), the corresponding probability is listed, indicating how likely it is for a household to have that many dogs.
- **Interpretation of Options:**
- Option A suggests an average (mean) number of dogs per household together with its variability, indicated by the standard deviation.
- Each option provides different interpretations based on statistical mean and standard deviation calculations.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69841bf7-b9f0-4fc9-8153-6ebe52f9298f%2Ff6b9fb3f-8d34-4e67-aced-0642de67def4%2F07malqp.jpeg&w=3840&q=75)
Transcribed Image Text:**The Number of Dogs per Household in a Small Town**
| Dogs | 0 | 1 | 2 | 3 | 4 | 5 |
|--------------|-------|-------|-------|-------|-------|-------|
| Probability | 0.632 | 0.228 | 0.092 | 0.027 | 0.014 | 0.008 |
- **σ = ___** (Round to one decimal place as needed.)
**(b) Interpret the results in the context of the real-life situation.**
- **Options:**
- **A.** A household on average has 0.9 dog with a standard deviation of 0.6 dog.
- **B.** A household on average has 0.6 dog with a standard deviation of 14 dogs.
- **C.** A household on average has 0.9 dog with a standard deviation of 0.9 dog.
- **D.** A household on average has 0.6 dog with a standard deviation of 1.0 dog.
**Explanation of Data Representation:**
- **Table Overview:**
- The table represents the probability distribution of the number of dogs per household in a small town.
- For each number of dogs (from 0 to 5), the corresponding probability is listed, indicating how likely it is for a household to have that many dogs.
- **Interpretation of Options:**
- Option A suggests an average (mean) number of dogs per household together with its variability, indicated by the standard deviation.
- Each option provides different interpretations based on statistical mean and standard deviation calculations.
![**Title: Analyzing the Probability Distribution of Dogs Per Household**
**Objective:**
To calculate the mean, variance, and standard deviation of a probability distribution involving the number of dogs per household in a small town.
**Probability Distribution Table:**
| Number of Dogs (X) | Probability (P(X)) |
|--------------------|--------------------|
| 0 | 0.632 |
| 1 | 0.228 |
| 2 | 0.092 |
| 3 | 0.027 |
| 4 | 0.014 |
| 5 | 0.008 |
**Tasks:**
(a) **Find the Mean of the Probability Distribution:**
- The mean (μ) is the expected value of the distribution, calculated by summing the products of each value and its corresponding probability.
\[ \mu = \sum (X \cdot P(X)) \]
(b) **Calculate the Variance of the Probability Distribution:**
- The variance (σ²) measures the spread of the values in the distribution, calculated using:
\[ \sigma^2 = \sum ((X - \mu)^2 \cdot P(X)) \]
(c) **Determine the Standard Deviation:**
- The standard deviation (σ) is the square root of the variance, providing insight into the data's dispersion.
\[ \sigma = \sqrt{\sigma^2} \]
**Instructions:**
- Perform each calculation and round answers to one decimal place as needed.
- The mean provides insight into the average number of dogs per household.
- The variance and standard deviation help in understanding the variability of the data.
**Note:**
Understanding the calculation of these statistical measures is crucial for interpreting data distributions effectively. Use a calculator for more accurate results.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69841bf7-b9f0-4fc9-8153-6ebe52f9298f%2Ff6b9fb3f-8d34-4e67-aced-0642de67def4%2F132xp64.jpeg&w=3840&q=75)
Transcribed Image Text:**Title: Analyzing the Probability Distribution of Dogs Per Household**
**Objective:**
To calculate the mean, variance, and standard deviation of a probability distribution involving the number of dogs per household in a small town.
**Probability Distribution Table:**
| Number of Dogs (X) | Probability (P(X)) |
|--------------------|--------------------|
| 0 | 0.632 |
| 1 | 0.228 |
| 2 | 0.092 |
| 3 | 0.027 |
| 4 | 0.014 |
| 5 | 0.008 |
**Tasks:**
(a) **Find the Mean of the Probability Distribution:**
- The mean (μ) is the expected value of the distribution, calculated by summing the products of each value and its corresponding probability.
\[ \mu = \sum (X \cdot P(X)) \]
(b) **Calculate the Variance of the Probability Distribution:**
- The variance (σ²) measures the spread of the values in the distribution, calculated using:
\[ \sigma^2 = \sum ((X - \mu)^2 \cdot P(X)) \]
(c) **Determine the Standard Deviation:**
- The standard deviation (σ) is the square root of the variance, providing insight into the data's dispersion.
\[ \sigma = \sqrt{\sigma^2} \]
**Instructions:**
- Perform each calculation and round answers to one decimal place as needed.
- The mean provides insight into the average number of dogs per household.
- The variance and standard deviation help in understanding the variability of the data.
**Note:**
Understanding the calculation of these statistical measures is crucial for interpreting data distributions effectively. Use a calculator for more accurate results.
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