MATH QUIZ

• Data - is the any information that has been gathered
• ungrouped data - is the data collected in original form and has not been subdivided into groups. this type of data is totally the raw data
• Quantiles - are measures of position that divide the distribution into four, ten and hundred equal parts
• Quartiles - the 3 score points which divides the distribution into four equal parts
• Q1 - 25% of the distribution
• Q2 - 50% of the distribution
• Q3 - 75% of the distribution
• Deciles - are the nine score points which divide the distribution into ten equal parts
• Q2, D5, P50 - median
• Percentiles - are the ninety-nine score points which divide the distribution into one hundred equal parts