Compute a 95% confidence interval for the population mean, based on the sample 10, 12, 13, 14, 15, 16, and 49. Change the number from 49 to 16 and recalculate the confidence interval. Using the results, describe the effect of an outlier or extreme value on the confidence interval.

A product is normally distributed with a mean : The weight of a product is normally distributed with a mean of four ounces and a variance of .25 "squared ounces." What is the probability that the randomly selected unit from a recently manufactured batch weighs no more than 3.50 ounces. |

Evaluation of current price of the stock : Evaluation of current price of the stock - What is the current value of a share of Bollinger's stock to an investor who requires a 15 per cent required rate of return. |

Elimination or substitution method to solve the equations : Elimination or substitution method to solve the equations. |

Computation of financial and operating levarages : Computation of financial and operating and combined levarages and Fastron has 1 million shares of common stock outstanding |

Calculating confidence interval : Calculate a 95% confidence interval for the population mean, based on the sample 10, 12, 13, 14, 15, 16, and 49. |

Calculate chi-square is less than the critical value : Testout the significance of the sample correlation also develop regression equation with scatter plot. Calculate chi-square is less than the critical value |

Change in budget line-increase in tax by government : Suppose instead that the government wishes to impose a value tax of $0.25 on each dollar of the consumer's expenditure on good 1.Show the effect of imposing this tax in a graph containing before and after budget lines. |

Evaluate the price of stock using dividend discount model : Evaluate the price of stock using dividend discount model and how much are you willing to pay for the stock |

The probability that a sheet selected at random : The population of lengths of aluminium-coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of 0.2 inches. |

## Sample standard deviationsThe sample size n , the sample means, and the sample standard deviations for the two groups are given below. |

## Loss probabilities for a yearAn automobile insurance company estimates the following loss probabilities for the next year on a $25,000 sports car: |

## Estimating probability values using tree diagramWhat is the probability that a randomly chosen employee is an Administrator if the employee has the opportunity of gaining promotion next year? |

## Determining percentage of employees has dependentsDetermine percentage of employees has 5 dependents? Of all employees which have at least one dependent, determine percentage has more than one? |

## Probability based on binomial distributionLet X be the number of yes votes obtained from a random sample of 200 out of the entire voting population. What is the expected value of X if, in fact, 65% of all voters supported the dictator? |

## Range-variance-standard deviationFind out the range (R), variance (V) and standard deviation (s) for the given set of values: |

## Estimating the p-value and power valueThe main purpose of this exercise is to check your understanding of significance level, p-values and power . |

## Introduction to independent samples t-testprevent coronary artery vasoconstriction and the attendant reduction in blood flow to the heart and mechanical function. |

## Hypothesis test for one population meanReport the t-value, whether you accept or reject Ho, and whether the difference was significant in a brief sentence. |

## Determining the probability of fatal accident over lifetimeDetermine the probability of fatal accident over lifetime? Describe your reasoning carefully. Suppose independent events. Why might the supposition of independence be violated? |

## Random variable with standard deviationThe weight of the first orange minus the weight of the second orange) is a random variable with standard deviation and individual outcomes are uncertain but happen in a predictable manner through time. |

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