## Answers

Answer:

a)

The plot pattern shows that there is a strong correlation between x and y.

b)

data:

x | y |

1 | 8 |

1 | 9 |

1 | 10 |

2 | 8 |

2 | 9 |

2 | 10 |

3 | 8 |

3 | 9 |

3 | 10 |

10 | 1 |

Correlation r= -0.906

There is a strong negative linear correlation

c)

data:

x | y |

1 | 8 |

1 | 9 |

1 | 10 |

2 | 8 |

2 | 9 |

2 | 10 |

3 | 8 |

3 | 9 |

3 | 10 |

Correlation r= 0.000

There is no linear correlation.

d)

we conclude that there is possible strong possible effect on correlation by a single pair of values.

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