Question 18 2 pts 1. b) What sample size should be obtained if he wants to...
6. A politician wants to estimate the proportion of citizens who "vote for him." a) What sample size should be obtained if he wants to be within 4 percentage points with 99% confidence if he uses an estimate of 24% obtained from a poll? Round up your answer. Use the z table from the canvas module 5 O 1036 O 756 1037 O 755
A politician wants to estimate the proportion of citizens who "vote for him." What sample size should be obtained if he wants to be within 2 percentage points with 95% confidence if he uses an estimate of 14% obtained from a poll? Round up your answer. Use the z table from the canvas module 5.
A television sports commentator wants to estimate the proportion of citizens who follow professional football." Complete parts () through (c). Click here to view the standard normal distribution table (page 1) Click here to view the standard normal distribution table (page 2 (a) What sample size should be obtained if he wants to be within 3 percentage points with 98% confidence if he uses an estimate of 54% obtained from a poll? The sample size is (Round up to the...
Question Help * A television sports commentator wants to estimate the proportion of citizens who "follow professional football." Complete parts (a) through (c). (a) What sample size should be obtained if he wants to be within 2 percentage points with 95% confidence if he uses an estimate of 48% obtained from a poll? The sample size is(Round up to the nearest integer) (b) What sample size should be obtained if he wants to be within 2 percentage points with 95%...
2 of 5 (3 complete) A television sports commentator wants to estimate the proportion of citizens who "follow professional football. Complete parts (a) through (c). a) What sample size should be obtained if he wants to be within 3 percentage points with 94% confidence if he uses an estimate of 48 % obtained from aa poll? The sample size is(Round up to the nearest integer) (b) What sample size should be obtained if he wants to be within 3 percentage...
A television sports commentator wants to estimate the proportion of citizens who follow professional football." Complete parts (a) through (c) Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). (a) What sample size should be obtained if he wants to be within 4 percentage points with 95% confidence if he uses an estimate of 52% obtained from a poll? The sample size is (Round up to the...
A physical therapist wants to determine the difference in the proportion of men and women who participate in regular sustained physical activity. a. What sample size should be obtained if she wishes the estimate to be within two percentage points with 99% confidence, assuming that she uses the estimates of 22.9% male and 19.1% female from a previous year? b. What sample size should be obtained if she wishes the estimate to be within two percentage points with 99% confidence,...
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 55 percentage points with 99% confidence if (a) he uses a previous estimate of 38%? (b) he does not use any prior estimates?
A television sports commentator wants to estimate the proportion of citizens who follow professional football." Complete parts (a) through (c) Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). (a) What sample size should be obtained if he wants to be within 4 percentage points with 98% confidence if he uses an estimate of 62% obtained from a poll? The sample size is (Round up to the...
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...