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 0.07 margin of error, use a confidence level of 90%, and use results from a prior poll suggesting that 17% of adults have consulted fortune tellers.
n =
Homework Answers
Add Answer to:
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...
Find the sample size, n, needed to estimate the percentage of adults who have consulted fortune tollers. Use a 0.02 margin of error, use a confidence level of 90%, and use results from a prior poll suggesting that 16% of adults have consulted fortune tellers. n= (Round up to the nearest integer.)
6. Find the sample size needed to estimate the percentage of adults who have consulted fortune...
6. Find the sample size needed to estimate the percentage of adults who have consulted fortune tellers. Use a 0.03 margin of error, use a confidence level of 98%, and use results from a prior Pew Research Center poll suggestion that 15% of adults have consulted fortune teller.
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....
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...
1. Find the sample size needed to estimate the proportion of houses that have security systems...
1. Find the sample size needed to estimate the proportion of houses that have security systems if the sample proportion h = 0.19, the margin of error is 0.02, and the confidence level is 90%. 2. Suppose that in a random sample of 50 adults, 41 were registered to vote. Construct a 95% confidence level interval for the population proportion of registered voters.
Find the sample size needed to estimate the percentage of democrats among registered voters in Florida....
Find the sample size needed to estimate the percentage of democrats among registered voters in Florida. Use a 0.01 margin of error, and use a confidence level of 96% and assume p=0.55
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size...
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size sample should be obtained if he wishes the estimate to be within 3 percentage points with 90% confidence if (a) he uses a previous estimate of 36%? (b) he does not use any prior estimates? (a) nRound up to the nearest integer) (b)n(Round up to the nearest integer)
A researcher wishes to estimate the percentage of adults who support abolishing the penny. what size...
A researcher wishes to estimate the percentage of adults who
support abolishing the penny. what size sample should be obtained
if he wishes the estimate to be within 4 percentage points with 90%
confidence if:
a.) he uses previous estimate of 28%
b.) he does not use any prior estimates?
c a Arenewcher wishes to estimate the percentage of adults who support abolishing the penny Whatsze sample should be obtained if he wishes the estimate to be within 4 percentage...
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size...
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size sample should be obtained if he wishes the estimate to be within 2 percentage points with 90% confidence if (a) he uses a previous estimate of 36%? (b) he does not use any prior estimates? (a) n(Round up to the nearest integer) (b) n (Round up to the nearest integer ) Enter your answer in each of the answer boxes Save for Later Chapter...
A researcher wishes to estimate, with 95% confidence, the percentage of adults who support abolishing the...
A researcher wishes to estimate, with 95% confidence, the percentage of adults who support abolishing the penny. His estimate must be accurate within 5% of the true proportion. a) Find the minimum sample size needed, using a prior study that found that 32% of the respondents said they support abolishing the penny . b) No preliminary estimate is available. Find the minimum sample size needed. a) What is the minimum sample size needed using a prior study that found that...
Find the sample size, n, needed to estimate the percentage of adults who have consulted fortune tollers. Use a 0.02 margin of error, use a confidence level of 90%, and use results from a prior poll suggesting that 16% of adults have consulted fortune tellers. n= (Round up to the nearest integer.)
6. Find the sample size needed to estimate the percentage of adults who have consulted fortune tellers. Use a 0.03 margin of error, use a confidence level of 98%, and use results from a prior Pew Research Center poll suggestion that 15% of adults have consulted fortune teller.
1. Find the sample size needed to estimate the proportion of houses that have security systems if the sample proportion h = 0.19, the margin of error is 0.02, and the confidence level is 90%. 2. Suppose that in a random sample of 50 adults, 41 were registered to vote. Construct a 95% confidence level interval for the population proportion of registered voters.
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size sample should be obtained if he wishes the estimate to be within 3 percentage points with 90% confidence if (a) he uses a previous estimate of 36%? (b) he does not use any prior estimates? (a) nRound up to the nearest integer) (b)n(Round up to the nearest integer)
A researcher wishes to estimate the percentage of adults who
support abolishing the penny. what size sample should be obtained
if he wishes the estimate to be within 4 percentage points with 90%
confidence if:
a.) he uses previous estimate of 28%
b.) he does not use any prior estimates?
c a Arenewcher wishes to estimate the percentage of adults who support abolishing the penny Whatsze sample should be obtained if he wishes the estimate to be within 4 percentage...
A researcher wishes to estimate the percentage of adults who support abolishing the penny. What size sample should be obtained if he wishes the estimate to be within 2 percentage points with 90% confidence if (a) he uses a previous estimate of 36%? (b) he does not use any prior estimates? (a) n(Round up to the nearest integer) (b) n (Round up to the nearest integer ) Enter your answer in each of the answer boxes Save for Later Chapter...
Most questions answered within 3 hours.
-
Bus lines can be separated into two generic types, dedicated and
multiplexed.
i. What is the...
asked 42 minutes ago -
This is 'Branding' course which is part of marketing.
1. As a brand manager of Nudie...
asked 1 hour ago -
You are considering the purchase of a new stock. The stock is
forecasted to pay a...
asked 1 hour ago -
vector a has componets Ax and Ay, and makes an angle theta with
the y-axis. Select...
asked 2 hours ago -
What were the problems of the american frontier after 1763 and how
did the British address...
asked 3 hours ago -
Why
isn’t pentanol (CH3 CH2 CH2 CH2 CH2 OH) very soluble in
water?
asked 3 hours ago -
In preparing its bank reconciliation for the month of April
2018, Haskins, Inc. has available the...
asked 5 hours ago -
Your job is to do the following: build a Monster class as your
base class, along...
asked 5 hours ago -
Phosgene (COCl2) reacts with ammonia
(NH3), as shown in this reaction. If 1.2 grams of
COCl2...
asked 5 hours ago -
Wefald Company sold bonds with a face value of $675,000 for
$625,000. The bonds have a...
asked 5 hours ago -
Research predefined java packages. Select 2 packages and
describe what they provide. Explain briefly what type...
asked 5 hours ago -
A fair 9-sided die is tossed. Find P(4
or at least 5). That is, find the...
asked 5 hours ago