March 10, 2016 Grade 9, Math, Statistics

MEAN The “Mean” is computed by adding all of the numbers in the data together and dividing by the number elements contained in the data set.Watch MEAN VIDEO tio learn more.. To calculate the arithmetic mean of a set of data, add up (sum) all of the data values (x) and then divide the result […]

March 10, 2016 Grade 9, Math, Statistics

MEDIAN The median value of a set of data is the middle value of the ordered data. That is, the data must be put in numerical order first. The “Median” of a data set is dependant on whether the number of elements in the data set is odd or even.Watch MEDIAN to learn more. First […]

March 10, 2016 Grade 9, Math, Statistics

MODE The modal value of a set of data is the most frequently occurring value. The “Mode” for a data set is the element that occurs the most often. It is not uncommon for a data set to have more than one mode. This happens when two or more elements accur with equal frequency in […]

March 9, 2016 Grade 9, Math, Statistics

MODE The modal value of a set of data is the most frequently occurring value. The “Mode” for a data set is the element that occurs the most often. It is not uncommon for a data set to have more than one mode. This happens when two or more elements accur with equal frequency in […]

March 8, 2016 Grade 9, Math, Statistics

Graphical Representation Of Statistical Data Whenever verbal problems involving a certain situation is presented visually before the learners, it makes easier for the learner to understand the problem and attempt its solution. Similarly, when the data are presented pictorially (or graphically) before the learners, it makes the presentation eye-catching and more intelligible. The learners can […]

March 4, 2016 Grade 9, Math, Statistics

Tabular Representation Of Statistical Data Data are the observed values of a variable. Tabular representation of statistical data is presented in rows and columns.watch Tabular Representation Of Statistical Data Video to learn more. THE TABULATION OF DATA (a) Ungrouped Data Suppose we have a collection of measurements given by numbers. Some may occur only once, […]

March 4, 2016 Grade 9, Math, Statistics

MEDIAN The median value of a set of data is the middle value of the ordered data. That is, the data must be put in numerical order first. The “Median” of a data set is dependant on whether the number of elements in the data set is odd or even.Watch MEDIAN to learn more. First […]

March 4, 2016 Grade 9, Math, Statistics

MEAN The “Mean” is computed by adding all of the numbers in the data together and dividing by the number elements contained in the data set.Watch MEAN VIDEO tio learn more.. To calculate the arithmetic mean of a set of data, add up (sum) all of the data values (x) and then divide the result […]