## Question 28

Find the mean of the numbers 1, 3, 4, 8, 8, 4 and 7

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waecmaths question:

Find the mean of the numbers 1, 3, 4, 8, 8, 4 and 7

waecmaths question:

Calculate the mean deviation of 5, 3, 0, 7, 2, 1

waecmaths question:

Which of the following is used to determine the mode of a grouped data?

waecmaths question:

Scores |
0 – 4 |
5 – 9 |
10 – 14 |

Frequenct |
2 |
1 |
2 |

The table shows the distribution of the scores of some students in a test. Calculate the mean score.

waecmaths question:

The scores of twenty students in a test are as follows 44, 47, 48, 49, 50, 51, 52, 53, 53, 54, 58, 59, 60, 61, 61, 63, 65, 67, 70, 73, 75. Find the third quartile

waecmaths question:

The population of students in a schools is 810. If this is represented on a pie chart. Calculate the sectoral angle for a class of 72 students.

waecmaths question:

Which of the following is not a measure of central tendency?

waecmaths question:

Ages |
1 |
2 |
3 |
4 |
5 |

Number of Children |
2 |
3 |
5 |
6 |
4 |

The table shows the ages (in years) of twenty children chosen at random from a community

What is the median of the distribution?

waecmaths question:

Ages |
1 |
2 |
3 |
4 |
5 |

Number of Children |
2 |
3 |
5 |
6 |
4 |

The table shows the ages (in years) of twenty children chosen at random from a community

What is the mean age?

waecmaths question:

The table gives the distribution of the marks of a number of students in a test

Marks |
1 |
2 |
3 |
4 |
5 |
6 |

Frequency |
5 |
3 |
6 |
4 |
2 |
5 |

Find the mode of the distribution