A random group of seniors was selected from a university and asked about their plans for the following year. The school advising office claims that 55% of the students plan to work, 30% of the students plan to continue in school, and 15% of the students plan to take some time off. Is there evidence to reject this hypothesis at alpha= 0.05?

Number of students that plan to: work-18 school-17 time off-10

What if both are heated together what temperature must they : at 20 deg c an alum ring has an inner diameter of 5.000 cm and a brass rod has a diameter of 5.050 cm. a if only the |

Compute the standard error of the estimate of the data : compute the standard error of the estimate of the data below.x values 41 55 61 68 82y values |

A 40-year-old manager at a prominent legalfirm in la : a 40-year-old manager at a prominent legalfirm in l.a. experiences abdominal pain post lunch. he goes to therestroom a |

The amplitude decreases to 1087 cm in 457 s what is the : a block of mass 12.50 g on the end of spring undergoes simple harmonic motion with a frequency of 3.50 hz. if the |

A random group of seniors was selected from a university : a random group of seniors was selected from a university and asked about their plans for the following year. the school |

Determine the value of the horizontal force p necessary to : a tool chest has 980 n weight that acts through the midpoint of the chest. the chest is supported by feet at a and |

A hiker caught in a thunderstorm loses heat when her : a hiker caught in a thunderstorm loses heat when her clothingbecomes wet. she is packing emergency rations which if |

A uniform circular disk whose radius r is 505 cm is : a uniform circular disk whose radius r is 50.5 cm is suspended from a point on its rim. at what radial distance r lt r |

A large solar panel on a spacecraft in earth orbit produce : a large solar panel on a spacecraft in earth orbit produce 1.0kw of power when the panel is turned toward the sun. what |

## Hypothesis test-independent samples t-testMs. Lisa Monnin is the budget director for the New Process Company. She would like to compare the daily travel expenses for the sales staff and the audit staff. She collected the following sample information. |

## Find the number z such that 28 of all observations from afind the number z such that 28 of all observations from a standard normal distribution are greater than |

## Find the bookie-s expected earnings per dollar wageredSuppose a bookie will give you $6 for every $1 you risk if you pick the winner in 3 ballgames. For every $1 bet, you either lose $1 or gain $6. What is the bookie's expected earnings per dollar wagered? |

## Distribution of sample proportionsSuppose you know that the distribution of sample proportions of nonresidents in samples of 200 students is normal with a mean of 0.04 and a standard deviation of 0.03. |

## Calculate an appropriate test value to test the hypothesisIn the other group 40 out of 80 favored capital punishment. Calculate an appropriate test value to test the hypothesis that the population proportions are the same. |

## A couple both carry a recessiveA couple both carry a recessive gene for albinism, meaning the probability of any child being albino is ¼. The couple plans to have 4 children. What is the probability that two of their four children will be albino? Calculate the expected mean and ex.. |

## A particular investment fund is comprised of more than 1000a particular investment fund is comprised of more than 1000 companies world-wide that are considered to be socially |

## Compute and interpret and r2 and r2aDevelop an estimated regression equation relating the top speed with the boat's beam and horsepower rating and compute and interpret and R2 and R2a |

## What percentage time amount of rainfall in april exceedsA month is classified as extremely wet if the amount of rainfall is in the upper 10% for that month. How much precipitation must fall before a month of April is classified as extremely wet? |

## Find null hypothesis and the observed distributionsignificance level α = 0.01 and a degree of freedom = 11. In this situation, the null hypothesis that the observed distribution is the same as the expected distribution is? |

## Survey on household incomeA survey on household income in Northeast NJ area gave the following numbers in thousands of dollars: |

## Show a stem-and-leaf displayDrug Store News (September2002) provided data on annual pharmacy sales for the leading pharmacy retailers in the United States. Show a stem-and-leaf display. |

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