2. A group of adults where asked how many cars they had in their household a. Complete the frequency table for the car number data

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### Data Analysis Activity

In this exercise, a group of adults were asked how many cars they had in their household. The tasks are as follows:

1. **Complete the frequency table for the car number data.**
2. **Construct a histogram of the data.**
3. **Construct a pie chart of the data.**

The data collected is arranged in a two-row table:

```
Row 1: 4, 2, 2, 1, 2, 3, 3, 1, 4, 2, 2
Row 2: 1, 2, 1, 3, 2, 2, 1, 1, 1, 1, 2
```

### Instructions

**Frequency Table:**
- Count how many times each number of cars (from 1 to 4) appears in the dataset.
- Organize this data into a table format showing the frequency of each car number.

**Histogram:**
- Create a histogram to visually represent the frequency of the number of cars. 
- The x-axis should display the number of cars (1, 2, 3, 4), and the y-axis should display the frequency.

**Pie Chart:**
- Draw a pie chart to represent the proportion of each number of cars with respect to the whole dataset. 
- Each segment of the pie should correspond to the frequency of each car number.

### Note

Ensure that the visual representations (histogram and pie chart) accurately reflect the calculated frequencies from the table. This provides a clear, graphical insight into the car ownership distribution among the sampled group.
Transcribed Image Text:### Data Analysis Activity In this exercise, a group of adults were asked how many cars they had in their household. The tasks are as follows: 1. **Complete the frequency table for the car number data.** 2. **Construct a histogram of the data.** 3. **Construct a pie chart of the data.** The data collected is arranged in a two-row table: ``` Row 1: 4, 2, 2, 1, 2, 3, 3, 1, 4, 2, 2 Row 2: 1, 2, 1, 3, 2, 2, 1, 1, 1, 1, 2 ``` ### Instructions **Frequency Table:** - Count how many times each number of cars (from 1 to 4) appears in the dataset. - Organize this data into a table format showing the frequency of each car number. **Histogram:** - Create a histogram to visually represent the frequency of the number of cars. - The x-axis should display the number of cars (1, 2, 3, 4), and the y-axis should display the frequency. **Pie Chart:** - Draw a pie chart to represent the proportion of each number of cars with respect to the whole dataset. - Each segment of the pie should correspond to the frequency of each car number. ### Note Ensure that the visual representations (histogram and pie chart) accurately reflect the calculated frequencies from the table. This provides a clear, graphical insight into the car ownership distribution among the sampled group.
### Data Analysis Task

2. A group of adults were asked how many cars they had in their household.

#### Tasks:

a. **Complete the frequency table for the car number data**

The data collected is as follows:

```
1, 4, 2, 2, 1, 2, 3, 3, 1, 4, 2, 2
1, 2, 1, 3, 2, 2, 1, 2, 1, 1, 1, 2
```

To complete the frequency table, count the occurrence of each number of cars:

| Number of Cars | Frequency |
|----------------|-----------|
| 1              | 8         |
| 2              | 9         |
| 3              | 3         |
| 4              | 2         |

b. **Construct a histogram of the data**

The histogram should have the number of cars on the x-axis and the frequency on the y-axis. Bars should be drawn to represent the frequency of each number of cars:

- Number of Cars: 1, Frequency: 8
- Number of Cars: 2, Frequency: 9
- Number of Cars: 3, Frequency: 3
- Number of Cars: 4, Frequency: 2

Ensure each bar's height corresponds to the frequency of each car number.

c. **Construct a pie chart of the data**

The pie chart should represent the proportion of each number of cars in the dataset:

- Cars: 1, Slice: \( \frac{8}{22} \approx 36.36\% \)
- Cars: 2, Slice: \( \frac{9}{22} \approx 40.91\% \)
- Cars: 3, Slice: \( \frac{3}{22} \approx 13.64\% \)
- Cars: 4, Slice: \( \frac{2}{22} \approx 9.09\% \)

The pie chart visually illustrates the distribution of the number of cars across the responses.
Transcribed Image Text:### Data Analysis Task 2. A group of adults were asked how many cars they had in their household. #### Tasks: a. **Complete the frequency table for the car number data** The data collected is as follows: ``` 1, 4, 2, 2, 1, 2, 3, 3, 1, 4, 2, 2 1, 2, 1, 3, 2, 2, 1, 2, 1, 1, 1, 2 ``` To complete the frequency table, count the occurrence of each number of cars: | Number of Cars | Frequency | |----------------|-----------| | 1 | 8 | | 2 | 9 | | 3 | 3 | | 4 | 2 | b. **Construct a histogram of the data** The histogram should have the number of cars on the x-axis and the frequency on the y-axis. Bars should be drawn to represent the frequency of each number of cars: - Number of Cars: 1, Frequency: 8 - Number of Cars: 2, Frequency: 9 - Number of Cars: 3, Frequency: 3 - Number of Cars: 4, Frequency: 2 Ensure each bar's height corresponds to the frequency of each car number. c. **Construct a pie chart of the data** The pie chart should represent the proportion of each number of cars in the dataset: - Cars: 1, Slice: \( \frac{8}{22} \approx 36.36\% \) - Cars: 2, Slice: \( \frac{9}{22} \approx 40.91\% \) - Cars: 3, Slice: \( \frac{3}{22} \approx 13.64\% \) - Cars: 4, Slice: \( \frac{2}{22} \approx 9.09\% \) The pie chart visually illustrates the distribution of the number of cars across the responses.
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