The mean (or average) of a set of data values is the sum of all of the data values divided by the number of data values. That is: The marks of seven students in a mathematics test with a maximum possible mark of 20 are given below: 15 13 18 16 14 17 12. Find the mean of this set of data values.
The name dubplate also refers to an exclusive, 'one-off' acetate disc recording pioneered by reggae sound systems but also used by drum and bass and other electronic music producers, DJs and sound systems.he name dubplate also refers to an exclusive, 'one-off' acetate disc recording pioneered by reggae sound systems but also used by drum and bass and other electronic music producers, DJs and sound systems.
Traditional Jamaican Music. Jamaican Wedding Cake. Though Jamaican weddings tend to be similar in style to those of other Western countries, one unique feature is the wedding cake, a dark rich cake that is always made with raisins and prunes soaked in wine or rum, and iced in white frosting.amaicans celebrate a slew of secular holidays as well. August 1 marks Emancipation Day, the day that slaves were set free in the British colonies in 1838. This is celebrated with the reading of the Emancipation Declaration in town centers [source: Government of Jamaica ].