What is the average length of a companys policy book? Suppose policy books are sampled from 45
Question:
What is the average length of a company’s policy book? Suppose policy books are sampled from 45 medium-sized companies. The average number of pages in the sample books is 213,and the population standard deviation of48. Use this information to construct a 98% confidence interval to estimate the mean number of pages for the population of medium-sized company policy books.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 66% (12 reviews)
n 45 213 48 98 ...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Business Statistics For Contemporary Decision Making
ISBN: 978-1118749647
8th edition
Authors: Black Ken
Question Posted:
Students also viewed these Statistics questions
-
A biologist knows that the average length of a leaf of a certain full-grown plant is 4 inches. The standard deviation of the population is 0.6 inch. A sample of 20 leaves of that type of plant given...
-
What is the average magnitude of the Poynting vector 5.00 miles from a radio transmitter broadcasting isotropically with an average power of 250 kW?
-
A researcher wishes to see if the average length of the major rivers in the United States is the same as the average length of the major rivers in Europe. The data (in miles) of a sample of rivers...
-
Sentry Transport, Inc., of Atlanta provides in-town parcel delivery services in addition to a full range of passenger services. Sentry engaged in the following activities during the current year: a....
-
1. The redesign of the reward system for salespersons at Thrive Networks strengthened teamwork. What factors were operating in the sales environment that supported the use of team rewards? 2. Do you...
-
An industrial engineer is considering two robots for purchase by a fiber-optic manufacturing company. Robot X will have a first cost of $80,000, an annual maintenance and operation (M&O) cost of...
-
Use the Peclet number [Eq. (16-111a)] to determine which model (completely mixed or plug flow) is appropriate for the distillation column calculation at \(\mathrm{x}_{\mathrm{W}}=0.48\) in Problems...
-
Dana Ashbrook Inc. has negotiated the purchase of a new piece of automatic equipment at a price of $8,000 plus trade-in, f.o.b. factory. Dana Ashbrook Inc. paid $8,000 cash and traded in used...
-
A company manufactures two types of slurry pumps: type A and type B. Profits of $60 and $80 are obtained for producing a unit of type A and type B pumps respectively. The production process requires...
-
You are the operations manager for a manufacturing company that makes a medical device. Business has been growing tremendously and after exhaustive research you discover new technology that has...
-
Use the data in Problem 8.53 to construct a 99% confidence interval to estimate the population variance for the number of diapers used during a 24-hour period for one-month-olds. How could...
-
A random sample of small-business managers was given a leadership style questionnaire. The results were scaled so that each manager received a score for initiative. Suppose the following data are a...
-
Use division to express the (Dividend) as (Divisor)(Quotient) + (Remainder). 2x + x - 2x 2x + 1
-
Find the value of the sample size needed to if the confidence interval is 90% that the sample proportion and the population proportion are within 2% of each other. The sample proportion is 0.3. Note:...
-
Find the value of the sample size needed to if the confidence interval is 95% that the sample proportion and the population proportion are within 4% of each other. The sample proportion is 0.45....
-
A continuous probability function is restricted to the portion between x = 0 and 7. What is P(x = 10)?
-
When age is rounded to the nearest year, do the data stay continuous, or do they become discrete? Why? Carbon-14 is a radioactive element with a half-life of about 5,730 years. Carbon-14 is said to...
-
\(200 \mathrm{kmol} / \mathrm{h}\) of a feed that is \(10.0 \mathrm{~mol} \%\) ethanol and \(90.0 \mathrm{~mol} \%\) water is separated in a pair of flash drums. The vapor from drum 1 is partially...
-
Give the IUPAC systematic name for H 3 PO(aq), a ternary oxyacid.
-
In Exercises 1558, find each product. (9 - 5x) 2
-
Air enters a compressor at \(0.2 \mathrm{Mpa}\) and \(30^{\circ} \mathrm{C}\) having a volume of \(2 \mathrm{~m}^{3} / \mathrm{kg}\) is compressed to 1 Mpa isothermally. Calculate: (i) work down,...
-
Use the following information to construct the confidence intervals specified to estimate . a. 95% confidence for x = 25, = 3.5, and n = 60 b. 98% confidence for x = 119.6, = 23.89, and n = 75 c....
-
1. Explain why it is important to calculate the confidence interval in addition to calculating the point estimate of a population parameter. 2. Explain what being 95% confident that the population...
-
A survey shows that a typical business traveller spends an average of $280 per day in Toronto. This cost includes hotel, meals, car rental, and incidentals. A survey of 60 randomly selected business...
-
La corporacin es la mejor forma organizacional de negocios en trminos de levantar capital con la emisin de valores. CIERTO O FALSO
-
1) Explain what regression gives us that correlation does not and explain the relationship between the correlation coefficient and the coefficient of determination. 2) If the regression is our...
-
The following table gives the prices of bonds Bond Principal ( $ ) Time to maturity ( years ) Annual coupon ( $ ) Bond Price ( $ ) 1 0 0 0 . 5 0 9 8 1 0 0 1 5 1 0 0 1 0 0 1 . 5 6 1 0 0 1 0 0 2 7 1 0...
Study smarter with the SolutionInn App