# Business Statistics Kaplan University

**Question description**

**1. ** Enrollment in a particular class for the last four semesters has been 122, 128, 100, and 155 (listed from oldest to most recent). The best forecast of enrollment next semester, based on a three-semester moving average, would be (Points : 1) 116.7.

126.3.

127.7.

135.0.

Delphi method jury of executive opinion sales force composite |

less emphasis is placed on more recent data. the emphasis placed on more recent data remains the same. it requires a computer to automate the calculations. |

statistical significance. linearity. nonlinearity. |

It is also called the coefficient of determination. It represents the percent of variation in X that is explained by Y. It represents the percent of variation in the error that is explained by Y. |

MSE MAPE decomposition |

trend projection. radar chart. line graph. |

-0.5 0.922 There is insufficient information to answer the question. |

the Delphi method. jury of executive opinion. sales force composite. |

230.67 100.00 42.00 |

107 100 115 |

-0.5 0.0625 There is insufficient information to answer the question. |

It is a plot of the independent and dependent variables. It is a line chart of the independent and dependent variables. It has a value between -1 and +1. |

It can depict the relationship among three variables simultaneously. It is helpful when forecasting with qualitative data. The variable to be forecasted is placed on the y-axis. |

The regression line minimizes the sum of the squared errors. The dependent variable is the explanatory variable. The intercept coefficient is not typically interpreted. |

1 month to 1 year 2-4 years 5-10 years |

the second method is the best. methods one and three are preferable to method two. None of the above |

13.0 70.0 14.0 |

seasonality cycles All of the above |

a = 0.5 a = 1 never |

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