Assume that the mean SAT score in Mathematics for 11th graders across the nation is 500, and that the standard deviation is 100 points. Find the probability that the mean SAT score for a randomly selected group of 150 11th graders is between 475 and 525.

At what distance from the axis will the electron strike : An electron with kinetic energy of 6.0 x 10-16 J is moving to the right along the axis of a cathode-ray tube. There is an electric field vector = (2.0 x 104 N/C) j in the region between the deflection plates. |

Explain analysis performed during project identification : he economic analysis performed during project identification and selection is rather superficial. Explain why is this? We could train "head person' in normal way, similar to what we are doing here. |

Calculate the standard score : Consider a normal population with µ = 25 and σ = 7.0. (A) Calculate the standard score for a value x of 23. |

Find the magnitude of the electric field at the center : A charged line of linear charge density ? has been bent into a circular arc of radius r that makes an angle ? with its center. (A). Find the magnitude of the electric field at the center of this arc. (Does your result make sense, what should it be.. |

Probability for the mean sat score : Assume that the mean SAT score in Mathematics for 11th graders across the nation is 500, and that the standard deviation is 100 points. Find the probability that the mean SAT score for a randomly selected group of 150 11th graders is between 475 a.. |

Determining poisson distribution and probability : The owner of a small computer store personally sells one computer per week on the average. Use the Poisson distribution to find the probability of randomly selecting a week in which she personally sold three computers. |

Binomial distribution-probability of observing event : Jared bets on the number 7 for each of 100 spins of a roulette wheel. Because P(7) = 1/38 he expects to win two or three times. What is the probability that Jared will actually win two or more times? |

What is the speed of water : A house sits in a valley and is 30 m lower than the water tower that serves it. What is the speed of water when it sprays out of a shower in the house? |

Examine ethical and deviant behaviors in policing : Write down 700- to 1,050-word paper in which you examine ethical and deviant behaviors in policing. Complete following in your paper: state ethics, Explain the nature of ethics and their role in policing. |

## Required probability for given probability distributionBy using the age midpoints x and the percentages of nurses, do we have a valid probability distribution? Describe. |

## Information about truth in advertisingInfomercials often peddle products under the guise of "studies show," While some of the products are surprisingly good, many aren't. |

## Hypotheses for single proportionWrite the null and alternative hypotheses you would use to test the following situation. |

## Sample mean sales to identify shopsTheir monitoring plan will take a random sample of 5 days sales per month and use the sample mean sales to identify shops that are under-performing. Establish the lower limit sales such that only 5% of the shops would have a sample sales mean belo.. |

## Determine multiple regression equation with dummy variablesA county has four major hospitals: 1) Regional Memorial; 2) General; 3) Charity; and 4) City. A multiple regression model is used to compare the time spent in the hospital after a heart by-pass surgery among the four hospitals. |

## Correlating net profit per locationI did a study correlating net profit per location with expenditures on an in-house promotion, and got a correlation of about .15, and that was received very well. |

## Description of statistics-probabilityIn 2004, Newsmonth reported that 60% of young children have blood lead levels that could impair their neurological development. Assuming that a class in a school is a random sample from the population of all children at risk |

## Prepare a brief conclusion statementComparison of paired and unpaired samples test - Prepare a brief conclusion statement summarizing your results. What can you tell this MHMR about client satisfaction? What could you suggest they do to improve? |

## Evaluating correlation articlesSearch the library for a scholarly journal article of a study that presents the results using correlation analysis. Summarize the article, explain how the correlation was used, and the value of correlation analysis. |

## Presidential election-margin of errorPolls showed the two main candidates in 2004 presidential election were nearly tied on the day before the election. To predict the winner a newspaper would like to have a poll that has a margin of error of less than 1%. |

## Completing linear programming modelWrite complete linear programming model (All three parts) to find out the number of items to be transported from models A, B, C, and D to nodes 1 and 2 at minimum cost. |

## Find out prior probability and conditional probabilityTo find out the prior probability, conditional probability and posterior probability. Calculate the posterior probability that the bid will be successful given a request for additional information. |

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