Topic 1-5: Math 10 study review

• Statistics

  • It is a branch of mathematics that deals with collecting analyzing, interpreting, and presenting data..
• What It is a branch of mathematics that deals with collecting analyzing, interpreting, and presenting data.

  • Statistics
• Data

  • Is a collection of information gathered by observations, measurements, research or analysis.
• What are the two types of data?

  • Ungrouped data
  • Grouped data
• Ungrouped data

  • Refer to raw data that is listed individually.
• It refer to raw data that is listed individually.

  • Ungrouped data
• Grouped data

  • Is data that has been organized into groups or categories based on a specific range or interval.
• What is data that has been organized into groups or categories based on a specific range or interval.

  • Grouped data
• What are the measures of central tendency?

  • Mean
  • Median
  • Mode
• Mean

  • The average of a data set.
• What is the average of a data set.

  • Mean
• What is the middle value in a set of data.

  • Median
• Mode

  • The most common number in a set of data.
• What is any measure indicating the center of a set data.

  • Measure of central tendency
• Measure of position

  • Is a measure by which the position of a data is determined through its value
• Quartile

  • are values which divide a list of ordered number into four equal parts.
• What are values which divide a list of ordered number into four equal parts.

  • Quartile
• Turkey's method

  • Is equal to the median, the steps in finding for the median of the data set is the same.
• What is equal to the median, the steps in finding for the median of the data set is the same.

  • Turkey's method
• Mendenhall and Sincich Method

  • Given a data set with in number of values, first, we arrange the data in ascending order.
• What are the Given a data set with in number of values, first, we arrange the data in ascending order

  • Mendenhall and Sincich Method
• Lower Quartile or Q¹

  • Round UP to the nearest integer.
• What are the round up to the nearest integer

  • Lower Quartile or Q¹
• Upper Quartile or Q³

  • Round DOWN to the nearest integer
• What are the round down to the nearest integer

  • Upper Quartile or Q³
• If the result is in decimal form, Interpolation is needed.
• Linear interpolation

  • is useful when looking for a value between given data points. It can be considered as "filling in the gaps" of a table of data.
• The median

  • divides the data set into two equal parts
• what divides the data set into two equal parts

  • The median
• Quartiles

  • divide the data set into four equal parts
• What divide the data set into four equal parts

  • Quartiles
• Deciles

  • are values that divide the data set into ten equal parts.
• What are values that divide the data set into ten equal parts.

  • Deciles
• Percentile

  • Divide the data set into one hundred equal parts
• What divide the data set into one hundred equal parts?

  • Percentile
• It is the difference between Q3 and Q1. What is it?

  • INTERQUARTILE RANGE.
• INTERQUARTILE RANGE.

  • It is the difference between Q3 and Q1
• UNIMODAL

  • when a data set has only one mode
• What do you call when a data set has only one mode?

  • UNIMODAL
• BIMODAL

  • If the data set has two modes