Question: Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately

Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p* = 50%. You would like to be 95% confident that your esimate is within 2.5% of the true population proportion. How large of a sample size is required? (please do not do any intermediate rounding) a) Which of the following is most appropriate to use as an approximate for the critical value in this application? 2.58 2.33 1.96 1.65 1.5 b) Using the critical value from the estimate above, the sample should contain at least individuals. > Next

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Business Problem: We all know that Health care is very important domain in the market. It is directly linked with the life of the individual; hence we have to be always be proactive in this...

Determining the Minimum Sample Size. You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the -.1 population proportion is approximately p = 27%....

Estimating Sample Size: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p=45%. You would like to be...

1, You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p = 0.69. You would like to be 95% confident...

' 0 Question 12 v ' 81 pt '0 1 3 99 (D Details You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 23%....

1. You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p*=14%. You would like to be 98% confident that...

12:44 Done myopenmath.com AA C Chapter 8: Confidence Intervals (Proportions) Score: 0/6 0/6 answered Progress saved Done . . . . Question 1 B 0/1 pt '0 3 8 99 G) Details 0.. You want to obtain a...

The scatter plot shows the sizes and annual rents of some office spaces in the downtown area of a city. ' SIZE AND ANNUAL RENT OF OFFICE SPACE A Home . ' n - 105,000 7 . had .. . 10,000 ' 7 #1 r ....

1.- You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 34%. You would like to be 95% confident that...

1.- A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 2% margin of error at a 95% confidence level, what size of...

1. We wish to estimate what percent of adult residents in a certain county are parents. Out of 300 adult residents sampled, 78 had kids. Based on this, construct a 95% confidence interval for the...

The rated power of a power BJT is PD, rated = 50 W, the maximum allowed junction temperature is Tj, imax = 200 o C, and the ambient temperature Tamb = 25 C. The thermal resistance between the heat...

Luke Corporation produces a variety of products, each within their own division. Last year, the managers at Luke developed and began marketing a new chewing gum, Bubbs, to sell in vending machines....

Question 9 1 0 pts Prepayment risk and cash flow uncertainty are two factors that make MBS difficult to value. T : Fathe

On 1 March 2007 DB Limited issued R560 000 15% debentures at R98. The debentures were to be redeemed at par in four equal annual payments starting 28 February 2010. Required: Journalise the above...