A decision maker is interested in estimating a population proportion. A sample of size n = 150

Question:

A decision maker is interested in estimating a population proportion. A sample of size n = 150 yields 115 successes. Based on these sample data, construct a 90% confidence interval estimate for the true population proportion.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Business Statistics A Decision Making Approach

ISBN: 9780133021844

9th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry

See More Books

Question Posted: Dec 02, 2015 02:07 AM

See More Questions

A decision maker is interested in estimating the mean of a population based on a random sample. She wants the confidence level to be 90% and the margin of error to be 0.30. She does not know what...
A manager is interested in estimating the mean time (in minutes) required to complete a job. His assistant uses a sample of 100 observations to report the confidence interval as [14.355, 17.645]. The...
A student of business is interested in estimating the 99% confidence interval for the proportion of students who bring laptops to campus. He wishes a precise estimate and is willing to draw a large...
The statements of financial position of Parkway plc for 20X7 and 20X8 are given below, together with the income statement for the year ended 30 June 20X8. Statement of comprehensive income of Parkway...
Print a blank 50 15 spreadsheet on construction paper, and then cut the printed cells into 25 rectangles of varying size, some with just a few cells and some with many. Ask a few friends to pick a...
Refrigerant-134a enters an adiabatic compressor as saturated vapor at 100 kPa at a rate of 0.7 m3/min and exits at 1-MPa pressure. If the isentropic efficiency of the compressor is 87 percent,...
If the shaft is subjected to an axial force of 5 kN, determine the bearing stress acting on the collar A. 5 kN 60 mm 100 mm 2.5 mm 15 mm 2.5 mm
The ledger of Penland Company has the following work in process account. Production records show that there were 400 units in the beginning inventory, 30% complete, 1,100 units started, and 1,200...
In today's workplace, it is important to develop diverse people skills. Managers and leaders need to manage diversity effectively. explain the following: In your opinion, what psychological process...
Using the forecast for the New England Patriots, what is the optimal quantity to order for each player? For blank jerseys? What profit do you expect for Reebok? How much and what type of inventory is...
Determine the 90% confidence interval estimate for the population mean of a normal distribution given n = 100, = 121, and = 1,200.
At issue is the proportion of people in a particular county who do not have health care insurance coverage. A simple random sample of 240 people was asked if they have insurance coverage, and 66...
Consider a double sampling plan given by the following parameters: N = 1200, n1 = 50, c1 = 1, r1 = 4, n2 = 110, c2 = 5, r2 = 6. Find the probability of accepting lots that are 4% nonconforming. What...
Indicate whether the following statements are syntactically correct or incorrect. If incorrect, indicate what is wrong with the statement: A. Scanner inputFile=new Scanner (new file (Sample.dat));...
Write a recursive method to reverse a given string. The method accepts a string as a parameter and returns the reverse of the string. For example, if the argument is Java, then the method returns...
Given the following variables, give the result of each of the following operations (show all 8 bits): int num1 = 0b00110101, num2 = 0b11001010, ans; *A. B. *C. D. ans = num1 & num2; ans = num1 |...
Indicate whether the following statements are syntactically correct or incorrect. If incorrect, indicate what is wrong with the statement: A. int [] array[]; *B. double data [] = new data []; *C. int...
The Triangle class is derived from the RegPolygon class. Using the UML diagrams shown below, complete the following: A. List any overloaded methods in the RegPolygon and Triangle classes. B. List any...
In Problems 1324, use the graph on the right of the function f. Is f decreasing on the interval [-8, -4]?
How many years will it take a $700 balance to grow into $900 in an account earning 5%?
To improve the quality of molded parts, companies often test different levels of parameter settings to find the best combinations. Injection molding machines typically have many adjustable...
Some people believe that the stock market shows patterns according to the day of the week or the month of the year (Sell in May and walk away). We have the closing price of the Dow Jones Industrial...
After complaints about gender discrimination regarding bonus incentive pay, a large multinational firm collected data on bonuses awarded during the previous year (% of base pay). Human Resources (HR)...
You are planning for retirement in 20 years and currently have $85,000 in a savings account and $25,000 in a mutual fund. Assuming your savings account returns 4% compounded semi-annually, while your...
An Italian company is expecting to receive Kuwait dinars in 9 months' time. The spot rate is Lire/dinar 5.467.Your Company could borrow in dinar at 9% per annum or in Lire at 14% per Annum No forward...
Gold coast organics has a total assets turnover of 2.5 and a net profit margin of 3.5 percent.the total debt ratio for the firm is 50 percent.calculate the gold coast organics return On equity.

A decision maker is interested in estimating a population proportion. A sample of size n = 150

Question:

Step by Step Answer:

The following steps can be used in determining the confidence interval estimate for Step 1 De...View the full answer

Business Statistics A Decision Making Approach

Students also viewed these Statistics questions