Provide an Appropriate Response $p$ Must Be Determined $\mathrm { p }$

question 76

Multiple Choice

Provide an appropriate response.
-To perform a hypothesis test of two population proportions, the pooled estimate or $p$ must be determined. The polled estimate, $\mathrm { p }$ , is

• A) \(\hat { p } = \frac { x _ { 1 } + x _ { 2 } } { n _ { 1 } + n _ { 2 } }\)
• B) \(\hat { p } = \frac { x _ { 1 } } { n _ { 1 } } + \frac { x _ { 2 } } { n _ { 2 } }\)
• C) \(\hat { p } = \frac { n _ { 2 } x _ { 1 } + n _ { 1 } x _ { 2 } } { n _ { 1 } + n _ { 2 } }\)
• D) \(\hat { p } = \frac { x _ { 1 } + x _ { 2 } } { n _ { 1 } n _ { 2 } }\)

---

Definitions:

Agricultural Development

The process of improving farming practices for increased food production, sustainability, and economic gain.

Vertical Currents

Movements of water in the ocean or atmosphere in a vertical direction, driven by factors like temperature or salinity differences, playing a key role in nutrient and gas exchange.

Dew Point

The temperature at which air becomes saturated with moisture and dew begins to form, indicating the amount of moisture in the air.

Tropical Cyclones

A rotating, organized system of clouds and thunderstorms that originates over tropical or subtropical waters and has a closed low-level circulation.