Calculating the Sample Size for Estimating the Proportion of Tourists in Las Vegas Spending Over $1,000

Preview 2 of 1 pages

See the first 2 pages exactly as they appear in the document.

Page 1
Read page 1 as text
Calculating the Sample Size for Estimating the Proportion of Tourists in Las Vegas Spending Over $1,000 Past surveys reveal that 30% of tourists going to Las Vegas to gamble spend more than $1,000. The Visitor's Bureau of Las Vegas wants to update this percentage. a. The new study is to use the 90% confidence level. The estimate is to be within 1% of the population proportion. What is the necessary sample size? (Round your answer to the next whole number.) 2 z A (Zoos)? _ 1.645\% _ _ Sample size 2 p * (1 — p) * (Bs) = 030.7 * (35) = 5682.65 = 5683 b. The Bureau feels the sample size determined above is too large. What can be done to reduce the sample? Based on your suggestion, recalculate the sample size. (Hint: Use an allowable error in the range of 0.01 to 0.05) (Round your answer to the next whole number.) — StudyXY
Page 2
Read page 2 as text
Downloaded from StudyXY.com ® + StudyXY Sd Ye. o> \ | iF ’ pr E \ 3 S Stu dy Anything This ContentHas been Posted On StudyXY.com as supplementary learning material. StudyXY does not endrose any university, college or publisher. Allmaterials posted are under the liability of the contributors. wv 8) www.studyxy.com