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 34% of them use their phone for most of their online browsing. Test at 5% significance. Round to the fourth as needed What's the minimum population size required? How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: P-value: Select an answer Select an answer Did something significant happen? Select an answer Select the Decision Rule: Select an answer O 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 Question Help: Video Message instructor Submit Question Jump to Answer

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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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 34% of them use their phone for most of their online browsing. Test at 5%
significance.
Round to the fourth as needed
What's the minimum population size required?
How many successes were there?
Ho: Select an answer
HA: Select an answer
Test Statistic:
P-value:
Select an answer
Did something significant
Select the Decision Rule:
There Select an answer
Select an answer
Select an answer
happen? Select an answer
Select an answer î
enough evidence to conclude
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
Question Help: Video Message instructor
Submit Question Jump to 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 34% of them use their phone for most of their online browsing. Test at 5% significance. Round to the fourth as needed What's the minimum population size required? How many successes were there? Ho: Select an answer HA: Select an answer Test Statistic: P-value: Select an answer Did something significant Select the Decision Rule: There Select an answer Select an answer Select an answer happen? Select an answer Select an answer î enough evidence to conclude 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 Question Help: Video Message instructor Submit Question Jump to Answer
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