12. Use the given data to find the minimum sample size required to estimate a population...
12. Use the given data to find the minimum sample size required to estimate a population proportion or percentage.
Margin of error: 0.04; confidence level 90%; p^ and q^ unknown
n=____
(Round up to the nearest integer.)
13. Many states are carefully considering steps that would help them collect sales taxes on items purchased through the Internet. How many randomly selected sales transactions must be surveyed to determine the percentage that transpired over theInternet? Assume that we want to be 90% confident that the sample percentage is within three percentage points of the true population percentage for all sales transactions.
N=____
(Round up to the nearest integer.)
Homework Answers
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12. Use the given data to find the minimum sample size required
to estimate a population...
Many states are carefully considering steps that would help them collect sales taxes on items purchased...
Many states are carefully considering steps that would help them collect sales taxes on items purchased through the Internet. How many randomly selected sales transactions must be surveyed to determine the percentage that transpired over the Internet? Assume that we want to be 90 % confident that the sample percentage is within four percentage points of the true population percentage for all sales transactions. n= ?(Round up to the nearest? integer.)
Find the sample size, n, needed to estimate the percentage of adults who have consulted fortune...
Find the sample size, n, needed to estimate the percentage of adults who have consulted fortune tellers. Use a 0.04 margin of error, use a confidence level of 98% and use results from a prior poll suggesting that 11% of adults have consulted fortune tellers. A student wants to estimate the mean score of all college students for a particular exam. First use the range rule of thumb to make a rough estimate of the standard deviation of those scores....
Use the given data to find the minimum sample size required to estimate a population proportion...
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: 0.01; confidence level 90%; p and ĝ unknown n= (Round up to the nearest integer.)
In order to estimate the mean amount of time computer users spend on the internet each​...
In order to estimate the mean amount of time computer users spend on the internet each​ month, how many computer users must be surveyed in order to be 90​% confident that your sample mean is within 14 minutes of the population​ mean? Assume that the standard deviation of the population of monthly time spent on the internet is 198 min. The minimum sample size required is_______computer users. Many states are carefully considering steps that would help them collect sales taxes...
Many states are carefully considering steps that would help them collect sales taxes on items purchased...
Many states are carefully considering steps that would help them collect sales taxes on items purchased through the Internet. How many randomly selected sales transactions must be surveyed to determine the percentage that transpired over the? Internet? Assume that we want to be 99?% confident that the sample percentage is within five percentage points of the true population percentage for all sales transactions.
Use the given data to find the minimum sample size required to estimate a population proportion...
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: two percentage points; confidence level 95%; from a prior study, ModifyingAbove p with caret is estimated by the decimal equivalent of 48% nequals nothing (Round up to the nearest integer.)
A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll,...
A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n=1081 and x=598 who said "yes." Use a 90 % confidence level. - Find the best point estimate of the population proportion p. A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n =2563, and x=1061 who said that they honked. Use a 99% confidence level. - Find the best point estimate of the population proportion...
2) Use the given data to find the minimum sample size required to estimate the population...
2) Use the given data to find the minimum sample size required to estimate the population proportion. Margin of error: 0.058; confidence level: 90%; and unknown sample proportion p^. 0 201 0223 O 202 0 222 JUL 3 D 31 ER
Use the given data to find the minimum sample size required to estimate a population proportion...
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: 0.09; confidence level 95%; ModifyingAbove p with caret and ModifyingAbove q with caret unknown
Use the given data to find the minimum sample size required to estimate a population proportion...
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: 0.080.08; confidence level 9090%; ModifyingAbove p with caretp and ModifyingAbove q with caretq unknown
Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: 0.01; confidence level 90%; p and ĝ unknown n= (Round up to the nearest integer.)
2) Use the given data to find the minimum sample size required to estimate the population proportion. Margin of error: 0.058; confidence level: 90%; and unknown sample proportion p^. 0 201 0223 O 202 0 222 JUL 3 D 31 ER
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