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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 How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: Select an answer Select an answer ✓ P-value: Did something significant happen? [Select an answer Select the Decision Rule: Select an answer There [Select an answer enough evidence to conclude Select an answer Build a 95% confidence interval and decide if you can conclude the same. Use your calculator to do this and round to the fourth decimal place. Can we conclude the same as our Hypothesis Test? ? ✓ because the true proportion of U.S. adults that use their cell phones for most of their online browsing Select an answer

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 How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: Select an answer Select an answer ✓ P-value: Did something significant happen? [Select an answer Select the Decision Rule: Select an answer There [Select an answer enough evidence to conclude Select an answer Build a 95% confidence interval and decide if you can conclude the same. Use your calculator to do this and round to the fourth decimal place. Can we conclude the same as our Hypothesis Test? ? ✓ because the true proportion of U.S. adults that use their cell phones for most of their online browsing Select an answer

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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 How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: Select an answer Select an answer ✓ P-value: Did something significant happen? [Select an answer Select the Decision Rule: Select an answer There [Select an answer enough evidence to conclude Select an answer Build a 95% confidence interval and decide if you can conclude the same. Use your calculator to do this and round to the fourth decimal place. Can we conclude the same as our Hypothesis Test? ? ✓ because the true proportion of U.S. adults that use their cell phones for most of their online browsing Select an answer
Transcribed Image Text: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 How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: Select an answer Select an answer ✓ P-value: Did something significant happen? [Select an answer Select the Decision Rule: Select an answer There [Select an answer enough evidence to conclude Select an answer Build a 95% confidence interval and decide if you can conclude the same. Use your calculator to do this and round to the fourth decimal place. Can we conclude the same as our Hypothesis Test? ? ✓ because the true proportion of U.S. adults that use their cell phones for most of their online browsing Select an answer
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