Question: A random sample of 200 items reveals that 144 of the items have the attribute of interest. a. What is the point estimate for the

A random sample of 200 items reveals that 144 of the items have the attribute of interest.
a. What is the point estimate for the population proportion for all items having this attribute?
b. Use the information from the random sample to develop a 95% confidence interval estimate for the population proportion, p , of all items having this attribute of interest.

Step by Step Solution

★★★★★

3.26 Rating (164 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a The point estimate for the population proportion for all items having the attribute of intere... View full answer

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

645-M-S-O-T-P (1315).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Refer to problem 8-68. Give a 95% confidence interval for the difference in the proportions of defective items made by suppliers A and B. In problem, A company that makes electronic devices for use...

If a random sample of 200 items is taken from a population in which the proportion of items having a desired attribute is p = 0.30, what is the probability that the proportion of successes in the...

The real estate assessor for a county government wants to study various characteristics of single-family houses in the county. A random sample of 70 houses reveals the following: Heated area of the...

A random sample of 200 items reveals that 102 of the items have the attribute of interest. a. What is the point estimate for the population proportion for all items having thisattribute? b. Use the...

1.What sample size is needed to estimate a population mean within 60 of the true mean value using a confidence level of 95%, if the true population variance is known to be 122,500? The sample size...

How do I get the confidence interval estimate? #6 sample n = 300 absolute interest x = 216 confidence level 95% >>=0.05 point estimate p = 0.72 300 * 0.72 = 216 300 * (1-0.72) = 84Score: 0 of 2 pts 6...

1. If you want to be 99% confident of estimating the population mean t0 within a sampling error of 20 and the standard deviation is assumed to be 120, what sample size is required? 2. Given a...

If a random sample of 200 items is taken from a population in which the proportion of items having a desired attribute is p = 0.30, what is the probability that the proportion of successes in the...

The below quotations belong to which sociology theorists? [It is all about] the right disposition of things.... over a long period throughout the West, has steadily led towards the pre-eminence over...

When a large Omaha Department store moved to a new location, Sherry Winkler was hired as the new shoe department manager. Harold Knox had been the manager at the old location. Her boss is concerned...

Which of the following statements is true about an Ethernet network that uses CSMA / CD ? Question 5 6 options: Collisions are a normal occurrence. Collisions never occur unless there is a network...

Using the FIFO method, the value of the closing inventory was: (A) 1,680 (B) 1,760 (C) 1,800 (D) 14,840

Grant Thornton LLP is the U.S. member firm of Grant Thornton International, one of the six global accounting, Method 1 Method 2 Method 3 Doctorate 83 81 82 Masters 77 75 79 Bachelors 74 73 75 High...

Applebees International, Inc., is a U.S. company that develops, franchises, and operates the Applebees Neighborhood Grill and Bar restaurant chain. It is the largest chain of casual dining...

In a local community there are three grocery chain stores. The three have been carrying out a spirited advertising campaign in which each claims to have the lowest prices. A local news station...

The most recent financial statements for Mandy Company are shown here: Income Statement Balance Sheet Sales $ 2 0 , 9 0 0 Current assets $ 1 2 , 1 0 0 Debt $ 1 6 , 9 0 0 Costs 1 4 , 4 0 0 Fixed...

Experiment: Selecting a single card from a standard playing deck. Which has 4 suits (Hearts, Clubs, Spades, and Diamonds) and 13 Cards per suit (2-10, Jack, Queen, King, Ace) .So there are a total of...

Seether, Inc., has the following two mutually exclusive projects available. Year Project R Project S 0 $ 81,500 $ 101,200 1 28,600 25,300 2 27,600 25,300 3 25,600 40,300 4 19,600 35,300 5 10,700...