When a production machine is properly calibrated, it requires an average of 25 seconds per unit produced,
Question:
a. What z-score corresponds to the sample mean of x-bar = 26.2 seconds?
b. When the machine is properly calibrated, what is the probability that the mean for a simple random sample of this size will be at least 26.2 seconds?
c. Based on the probability determined in part (b), does it seem likely that the machine is properly calibrated? Explain your reasoning.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 83% (12 reviews)
Let the average time to produce a unit is approximately normally distribut...View the full answer
Answered By
Ashington Waweru
I am a lecturer, research writer and also a qualified financial analyst and accountant. I am qualified and articulate in many disciplines including English, Accounting, Finance, Quantitative spreadsheet analysis, Economics, and Statistics. I am an expert with sixteen years of experience in online industry-related work. I have a master's in business administration and a bachelor’s degree in education, accounting, and economics options.
I am a writer and proofreading expert with sixteen years of experience in online writing, proofreading, and text editing. I have vast knowledge and experience in writing techniques and styles such as APA, ASA, MLA, Chicago, Turabian, IEEE, and many others.
I am also an online blogger and research writer with sixteen years of writing and proofreading articles and reports. I have written many scripts and articles for blogs, and I also specialize in search engine
I have sixteen years of experience in Excel data entry, Excel data analysis, R-studio quantitative analysis, SPSS quantitative analysis, research writing, and proofreading articles and reports. I will deliver the highest quality online and offline Excel, R, SPSS, and other spreadsheet solutions within your operational deadlines. I have also compiled many original Excel quantitative and text spreadsheets which solve client’s problems in my research writing career.
I have extensive enterprise resource planning accounting, financial modeling, financial reporting, and company analysis: customer relationship management, enterprise resource planning, financial accounting projects, and corporate finance.
I am articulate in psychology, engineering, nursing, counseling, project management, accounting, finance, quantitative spreadsheet analysis, statistical and economic analysis, among many other industry fields and academic disciplines. I work to solve problems and provide accurate and credible solutions and research reports in all industries in the global economy.
I have taught and conducted masters and Ph.D. thesis research for specialists in Quantitative finance, Financial Accounting, Actuarial science, Macroeconomics, Microeconomics, Risk Management, Managerial Economics, Engineering Economics, Financial economics, Taxation and many other disciplines including water engineering, psychology, e-commerce, mechanical engineering, leadership and many others.
I have developed many courses on online websites like Teachable and Thinkific. I also developed an accounting reporting automation software project for Utafiti sacco located at ILRI Uthiru Kenya when I was working there in year 2001.
I am a mature, self-motivated worker who delivers high-quality, on-time reports which solve client’s problems accurately.
I have written many academic and professional industry research papers and tutored many clients from college to university undergraduate, master's and Ph.D. students, and corporate professionals. I anticipate your hiring me.
I know I will deliver the highest quality work you will find anywhere to award me your project work. Please note that I am looking for a long-term work relationship with you. I look forward to you delivering the best service to you.
3.00+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Statistics questions
-
When a machine is properly calibrated, 0.5% of its output is defective, but when it is out of adjustment, 6% of the output is defective. The technician in charge of calibration can successfully...
-
A production system has two production lines; each production line performs a two-part process, and each process is completed by a different machine. Thus, there are four machines, which we can...
-
In Exercise 43, suppose the first two units produced by the machine are defective. Expand your tree diagram to a third stage and use it to revise the probability that the machine is properly...
-
In Problem 10.16, we projected financial statements for Walmart Stores for Years +1 through +5. The data in Chapter 12s Exhibits 12.1612.18 include the actual amounts for 2008 and the projected...
-
Occupational exposure to lead entails health risks, including the risk of harm to any fetus carried by a woman subjected to such exposure. Eight employees of an employer, in whose battery...
-
Suppose that the second derivative of the function A in Exercise 99 satisfies |A"(h)| 1.5. Use the Error Bound to find the maximum possible error in your estimate of the volume V of the pond. Data...
-
Jim makes a deposit of $\$ 12,000$ in a bank account. The deposit is to earn interest annually at the rate of $9 \%$ percent for seven years. (a) How much will Jim have on deposit at the end of seven...
-
Carrie DLake, Reed A. Green, and Doug A. Divot share a passion for golf and decide to go into the golf club manufacturing business together. On January 2, 2017,DLake, Green, and Divot form the...
-
Consider a coupon bond paying a 8% coupon rate annually, with a face value of HUF10,000, maturing in 6 years. Suppose that the appropriate discount rate is 5%. What is the current value of the bond?
-
In 2005, Bob Moyer was reviewing production costs for Mile High Cycles. Located in Denver, Colorado, the company sold very high-quality, handcrafted mountain bikes to bicycle retailers throughout the...
-
Based on past experience, a telemarketing firm has found that calls to prospective customers take an average of 2.0 minutes, with a standard deviation of 1.5 minutes. The distribution is positively...
-
For a given sample size, the standard error of the sample mean is 10 grams. With other factors unchanged, to what extent must the sample size be increased if the standard error of the sample mean is...
-
Compare the death rates per 1000 people for California and Florida. Identify a reason for the difference. Births/Deaths. For Exercise, use the data in the following table, which shows some vital...
-
Mike is currently 35 years old and plans on retiring at the age of 65. Ideally, Mike would like to retire with $1,000,000.00. A.How much would Mike have to deposit on a monthly basis to reach his...
-
4. Given the piece of C code void main() { int m= 2: int n = 4; } for(int i= 1; i
-
You apply for a loan of $151,000 with the following terms: A 7-year loan with semi-annual payments of $14,800 (paid at the end of each period). Based on this information, what is the APR of this...
-
Given the following arrays write a program to calculate and display the value of each element of kp1. float litres [] (11.5, 11.21, 12.7, 12.6, 12.4); float km [] = { 471.5, 358.72, 495.3, 453.6,...
-
What is the APR of an account paying 10% EAR with monthly compounding? Enter your answer as a percent without the percent sign. Round your final answer to two decimals. Question 2 Suppose that you...
-
The point (1, 3) lies on the circle (x 3) 2 + (y + 4) 2 = r 2 . Find the value of r.
-
(a) Bright Sdn Bhd (BSB) is a tax resident manufacturing company in Johor, which involves in ceramic tiles. Currently, BSBs annual sales turnover has been forecasted to be around RM 300,000 for the...
-
Using Probabilities for Unusual Events a. Find the probability of getting exactly three cars that fail among six cars tested. b. Find the probability of getting three or more cars that fail among six...
-
a. Find the probability of getting exactly one car that fails among six cars tested. b. Find the probability of getting one or fewer cars that fail among six cars tested. c. Which probability is...
-
Expected Value for the Texas Pick 3 Game In the Texas Pick 3 lottery, you can bet $1 by selecting three digits, each between 0 and 9 inclusive. If the same three numbers are drawn in the same order,...
-
Explain various mapping procedures of cache memory with an example.?
-
4. The period of Jupiters moon lo is 1.5 x 10's and has a radius of orbit of 4.2 x 108 m calculate the mass of Jupiter using this information (1.9 x 1027 kg) 5. A lunar lander is to be placed in...
-
A diver explores a shallow reef off the coast of Belize. She initially swims d11 = 79.3 m north, makes a turn to the east, and continues for d22 = 154 m, then follows a big grouper (a kind of fish)...
Study smarter with the SolutionInn App