A researcher claims that exactly 40% of all adults in the U.S. use their cell phone for most of their online browsing. You believe that the true proportion is different. To test this, you take a simple random sample of 200 adults in the U.S and find that 39% of them use their phone for most of their online browsing. Test at 5% significance. Round to the fourth as needed

MATLAB: An Introduction with Applications
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A researcher claims that exactly 40% of all adults in the U.S. use their cell phone for most of their online browsing. You believe that the true proportion is different. To test this, you take a simple random sample of 200 adults in the U.S and find that 39% of them use their phone for most of their online browsing. Test at 5% significance.
Round to the fourth as needed

This section of the educational website provides an interactive interface for managing hypothesis testing requirements. It features dropdown menus for user input.

1. **Requirements (Part 1):**
   - A dropdown menu labeled "Select an answer" where users can choose from predefined options.

2. **Requirements (Part 2):**
   - Another dropdown menu labeled "Select an answer," allowing users to select from additional options.

3. **Hypotheses:**
   - \( H_0: \) (Null Hypothesis): Includes two dropdown menus for users to select their responses, followed by a text box for additional input or notation.
   - \( H_A: \) (Alternative Hypothesis): Similar to \( H_0 \), it provides dropdown menus and a text box for further input.

This interface is designed to facilitate the understanding and application of statistical hypotheses in an educational setting, allowing for interactive learning and practice.
Transcribed Image Text:This section of the educational website provides an interactive interface for managing hypothesis testing requirements. It features dropdown menus for user input. 1. **Requirements (Part 1):** - A dropdown menu labeled "Select an answer" where users can choose from predefined options. 2. **Requirements (Part 2):** - Another dropdown menu labeled "Select an answer," allowing users to select from additional options. 3. **Hypotheses:** - \( H_0: \) (Null Hypothesis): Includes two dropdown menus for users to select their responses, followed by a text box for additional input or notation. - \( H_A: \) (Alternative Hypothesis): Similar to \( H_0 \), it provides dropdown menus and a text box for further input. This interface is designed to facilitate the understanding and application of statistical hypotheses in an educational setting, allowing for interactive learning and practice.
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