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A four-year study of various brands of bottled water found

A four-year study of various brands of bottled water found that 15% of bottled water is just tap water packaged in a bottle. Consider a sample of six bottled-water brands, and let x equal the numbe… read more

Based on a sample of 200 people, 81% owned cats The p-value

Based on a sample of 200 people, 81% owned catsThe p-value is: ____(to 2 decimals) ------------------------------------------- Based on a sample of 50 people, the sample mean GPA was 3.55 with a stand… read more

A company is planning a four-year project, with an initial

A company is planning a four-year project, with an initial cost of $1.67 million. This investment cost is amortised to zero over four years on a straight-line basis. However, the asset could be dispos… read more

Suppose the lengths of the pregnancies of a certain animal

Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean mu equals 241 days and standard deviation sigma equals 17 days. Complete parts (a) through … read more

Suppose the lengths of the pregnancies of a certain animal

Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed with mean mu equals 114 days and standard deviation sigma equals 12 days. Complete parts (a) through … read more

You have a box with 11 batteries of which 9 work. You sample

You have a box with 11 batteries of which 9 work. You sample four of them without replacement. What is the probability that all four batteries work? … read more

1. The mean room and board expense at four-year colleges is

1. The mean room and board expense at four-year colleges is $7540 per year, and the standard deviation of the expenses is $415. You are going to randomly choose 9 four-year colleges. What is the proba… read more

Suppose that scores on a particular test are normally

Suppose that scores on a particular test are normally distributed with a mean of 110and a standard deviation of 18. What is the minimum score needed to be in the top 5%of the scores on the test? Carry… read more

That'd be great. Willow Brook National Bank operates a

Willow Brook National Bank operates a drive-up teller window that allows customers to complete bank transactions without getting out of their cars. On weekday mornings, arrivals to the drive-up teller window occur at random, with an arrival rate of 12 customers per hour or 0.2 customers per minute. In the same bank waiting line system, assume that the service times for the drive-up teller follow an exponential probability distribution with a service rate of 18 customers per hour, or 0.3 customers per minute. Determine the following operating characteristics for the system:The probability that no customers are in the system. If required, round your answer to four decimal places.P0 =The average number of customers waiting. If required, round your answer to four decimal places.Lq =The average number of customers in the system. If required, round your answer to the nearest whole number.L =The average time a customer spends waiting. If required, round your answer to four decimal places.Wq = minThe average time a customer spends in the system. If required, round your answer to the nearest whole number.W = minThe probability that arriving customers will have to wait for service. If required, round your answer to four decimal places. … read more

Hi! John: Here is another. http://www.mediafire.com/view/?zac5f38p444r82v Are

Hi! John: Here is another. http://www.mediafire.com/view/?zac5f38p444r82v Are you able to finish by Friday? Thanks.… read more

I need this in an hour or less... Quadratic equations can

I need this in an hour or less... Quadratic equations can be solved by graphing, using the quadratic formula, completing the square, and factoring. 1) State the pros and cons of each of the four metho… read more

The owner of a moving company would like to be able to predict

The owner of a moving company would like to be able to predict the number of hours required to complete a move by using the number of cubic feet of items moved. He has collected data for 36 moves in w… read more

An exam contains four true false questions and four multiple

An exam contains four true false questions and four multiple choice (five choices) questions. How many different ways is it possible to complete the exam? Please show your work, thanks!… read more

Scott only.... CheckPoint Solving Rational Equations Complete

Scott only.... CheckPoint: Solving Rational Equations •Complete the Week Four CheckPoint in MyMathLab®. This activity provides the opportunity to practice concepts introduced in sections 6.7- 6.9 of C… read more

Can you please show me the work as well as the answers 1. Simplify

Can you please show me the work as well as the answers? 1. Simplify: -3x^5(y2)^4 / 18y(x^4)^3 2. Write in standard notation. Since this one is difficult to show work for, please write complete sentenc… read more

Complete the Week Four CheckPoint in MyMathLab . This activity

Complete the Week Four CheckPoint in MyMathLab®. This activity provides the opportunity to practice concepts introduced in Ch. 3… read more

For Scott 1. Exercise Week Four Concept Check Due Date

For Scott: 1. Exercise: Week Four Concept Check ? Due Date: Day 5 [Individual forum] ? Post a 50-word response to the following: When solving a rational equation, why is it necessary to perform a chec… read more

Final Cumulative Test Overview The Final Cumulative Test ...

Final Cumulative Test Overview The Final Cumulative Test on Ch. 1-3 & 7-9, taken in Week Nine, covers the following topics: Ch. 1-3 1. Real numbers and algebraic expressions 2. Solving algebraic equat… read more

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