Chapter 2, Problem 19P

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8th Edition

Frederick J Gravetter + 1 other

ISBN: 9781133956570

Textbook Problem

For the following set of scores:

8 | 6 | 7 | 5 | 4 | 10 | 8 | 9 | 5 | 7 | 2 | 9 |

9 | 10 | 7 | 8 | 8 | 7 | 4 | 6 | 3 | 8 | 9 | 6 |

**a.**Construct a frequency distribution table.**b.**Sketch a histogram showing the distribution.**c.**Describe the distribution using the following characteristics:**(1)**What is the shape of the distribution?**(2)**What score best identifies the center (average) for the distribution?**(3)**Are the scores clustered together, or are they spread out across the scale?

a.

To determine

The frequency distribution table to organize the scores.

Explanation

**Given info:**

The set of

Scores | |

8 | 6 |

7 | 5 |

4 | 10 |

8 | 9 |

5 | 7 |

2 | 9 |

9 | 10 |

7 | 8 |

8 | 7 |

4 | 6 |

3 | 8 |

9 | 6 |

**Calculation:**

**Software procedure:**

Step-by-step procedure to obtain the frequency distribution table using the SPSS software:

- Enter the data under Scores column.
- Go to
**Analyze >**select**Descriptive statistics**> click on**Frequencies**

b.

To determine

**To Construct:** A frequency distribution histogram for the given data.

c.

To determine

**To Describe:** The shape of the distribution.

**To Identify:** The centre for the distribution.

**To Determine:** The scores clustered together or not.

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