Aragon Equipment, Inc. is a tractor manufacturer located in Hennesaw Falls, Ohio. It sells two types of tractors in each of four geographic regions. The contingency table below gives a summary of the sales data from this past year that Aragon executives are pondering. A total of 500 Aragon tractors were sold during the year. The sales are classified according to two variables: geographic region of the sale ("Great Lakes", "Ohio Valley", "Mid-Atlantic", or "Corn Belt") and type of tractor ("The Incisor" or "The Caddy"). In the cells of the table are written the respective observed frequencies. In addition, three of the cells have blanks beneath the observed frequencies. Fill in these blanks with the frequencies expected if the two variables, type of tractor and geographic region of the sale, are independent. Round your answers to two or more decimal places. Send data to Excel Geographic region of the sale ? Great Mid- Ohio Valley Corn Belt Total Lakes Atlantic 170 81 54 115 The Incisor 420 Турe of 38 22 18 2 tractor The Caddy 80 Total 208 103 72 117 500

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**Aragon Equipment, Inc. Sales Analysis**

Aragon Equipment, Inc. is a tractor manufacturer located in Hennesaw Falls, Ohio. It sells two types of tractors in each of four geographic regions.

The contingency table below provides a summary of the sales data from the past year that Aragon executives are analyzing. A total of 500 Aragon tractors were sold during the year. The sales are categorized by two variables: *geographic region of the sale* ("Great Lakes," "Ohio Valley," "Mid-Atlantic," or "Corn Belt") and *type of tractor* ("The Incisor" or "The Caddy"). The table displays the respective observed frequencies. Additionally, three cells have blanks beneath the observed frequencies. These blanks are for the frequencies *expected* if the two variables, type of tractor and geographic region of the sale, are independent.

Round your answers to two or more decimal places.

[Send data to Excel Button]

**Table: Sales Data**

| **Geographic region of the sale** | **Great Lakes** | **Ohio Valley** | **Mid-Atlantic** | **Corn Belt** | **Total** |
|-----------------------------------|-----------------|-----------------|------------------|---------------|-----------|
| **Type of tractor**               |                 |                 |                  |               |           |
| **The Incisor**                   | 170             | 81              | 54               | 115           | 420       |
|                                   |                 |                 |                  |               |           |
| **The Caddy**                     | 38              | 22              | 18               | 2             | 80        |
|                                   |                 |                 |                  |               |           |
| **Total**                         | 208             | 103             | 72               | 117           | 500       |

---

The table helps analyze sales distribution across different regions to determine independence between the type of tractor and the geographic region.
Transcribed Image Text:**Aragon Equipment, Inc. Sales Analysis** Aragon Equipment, Inc. is a tractor manufacturer located in Hennesaw Falls, Ohio. It sells two types of tractors in each of four geographic regions. The contingency table below provides a summary of the sales data from the past year that Aragon executives are analyzing. A total of 500 Aragon tractors were sold during the year. The sales are categorized by two variables: *geographic region of the sale* ("Great Lakes," "Ohio Valley," "Mid-Atlantic," or "Corn Belt") and *type of tractor* ("The Incisor" or "The Caddy"). The table displays the respective observed frequencies. Additionally, three cells have blanks beneath the observed frequencies. These blanks are for the frequencies *expected* if the two variables, type of tractor and geographic region of the sale, are independent. Round your answers to two or more decimal places. [Send data to Excel Button] **Table: Sales Data** | **Geographic region of the sale** | **Great Lakes** | **Ohio Valley** | **Mid-Atlantic** | **Corn Belt** | **Total** | |-----------------------------------|-----------------|-----------------|------------------|---------------|-----------| | **Type of tractor** | | | | | | | **The Incisor** | 170 | 81 | 54 | 115 | 420 | | | | | | | | | **The Caddy** | 38 | 22 | 18 | 2 | 80 | | | | | | | | | **Total** | 208 | 103 | 72 | 117 | 500 | --- The table helps analyze sales distribution across different regions to determine independence between the type of tractor and the geographic region.
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