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.
Ska (/ËskÉË/ , Jamaican [skjae]) skjÃ¦ is a music genre that originated In jamaica in the late 1950s and was the precursor to rocksteady and. Reggae ska combined elements Of caribbean mento and calypso With american jazz and rhythm and. Blues it is characterized by a walking bass line accented with rhythms on the. upbeatka (/ËskÉË/ , Jamaican [skjae]) skjÃ¦ is a music genre that originated In jamaica in the late 1950s and was the precursor to rocksteady and. Reggae ska combined elements Of caribbean mento and calypso With american jazz and rhythm and. Blues it is characterized by a walking bass line accented with rhythms on the. upbeat