### probability

1. A city had an average of 2.6 lightning storms per month. What is the probability of at least 3 lightning storms during a month? A. 12.26% B. 21.76 % C. 26.40% D. 48.16% E. none of the above 2. If the number of miles per gallon (mpg) achieved by cars of a particular model

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### 8 Statistics Questions: Expected profit, probability, product demand, median life

Question 1 An investment can lead to a profit of $10,000, $5,000, $4,000, and $1,000, with respective probabilities of .4, .3, .2, and .05. In addition, there is a 3 percent chance of breaking even and a small chance of losing $10,000. Find the expected profit. Question 2 A car dealership has combined all popular

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### The solution discusses the sample space and probabilities of die

Question 3 An experiment consists of rolling one die. Let A be event that the die shows more than one, B be event that the die shows more than 4, and C be event that die shows an even number. a) List the sample space of this experiment. b) Find P(A), P(B), P(C) c) Find

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### Construct a Contingency Table

Question 1 The table below contains the opinions of a sample of 200 people (broken down by gender) about the latest congressional plan to fund abortion clinics. For Neutral Against Totals Female 38 54 12 104 Male 12 36 48 96 Totals 50 90 60 200 Find the probability that a randomly selected a)person would

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### Microprocessors Probability Statistics

1. Gateway 2000, Inc., receives large shipments of microprocessors from Intel Corp. It must try to ensure that the portion of microprocessors that are defective is small. Suppose Gateway decided to test five microprocessors out of shipment of thousands them. Suppose that if at least one of the microprocessor is defective, the shipment is returned.

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### Creating a Decision Tree in Excel

Management at Canron, a switch maker, is confronting a problem of determining whether or not to develop a new ultra power optical switch. The research and development costs of developing such a switch is estimated to be $25 million. If the company goes ahead with the R&D and develops the switch, a crucial issue is

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### The Rules of Probability

#1 A manager of a gasoline filling station is thinking about a promotion that she hopes will bring in more business to the full-service island. She is considering the option that when a customer requests a fill-up if the pump stops with the dollar amount at $9.99, the customer will get the gasoline-free. Previous studies

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### Introduction to Probability Distribution

A Courtyard Hotel by Marriott conducted a survey of its guests. Sixty-two surveyors were completed. Based upon the data from the survey, (see attached) determine the following: a) Two customers are selected. What is the probability that both will be on a business trip? b) What is the probability that a customer will be on

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### Finding Probability from a Table

The question is based on the following information: ——————————————————————————— No. of Patients Alive on each anniversary Year of Treatment No. of Patients 1st 2nd 3rd Treated 1991 75 60 56 48 1992 63 55 31 1993 42 37 Total 180 152 87 48 ——————————————————————————— 180 patients were treated for disease X from 1991 to 1993,

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### Discrete Probability Distributions Gateway 2000 Inc.

5.18 Gateway 2000, Inc., receives large shipments of microprocessors from Intel Corp. It must try to ensure that the proportion of microprocessors that are defective is small. Suppose Gateway decides to test five microprocessors out of a shipment of thousands of them. Suppose that if at least one of the microprocessors is defective, the shipment

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#### probability

1. A city had an average of 2.6 lightning storm...#### 8 Statistics Questions: Expected profit, probability, product demand, median life

Question 1 An investment can lead to a profit o...#### The solution discusses the sample space and probabilities of die

Question 3 An experiment consists of rolling on...

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