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Scores | 5 | 8 | 3 | 2 |

Frequency | 3 | 1 | 5 | 6 |

From the table above calculate the mean of the scores above

A. 3.2

B. 3.4

C. 3.1

D. 3.3

**Comments**

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Mean for grouped data = Σ(fx)/Σf

Scores(x) | frequency(f) | fx |

5 | 3 | 18 |

8 | 1 | 8 |

3 | 5 | 15 |

2 | 6 | 12 |

Total (Σf) = 15 | Total (Σfx) = 50 |

Mean = 50/15

= 3.3

**Ans D**

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