Mr. Leos 6th grade
Chapter Eight VocabularyCC 1Vocabulary WordDefinitionPictureLearn more…box plot(box and whisker plot)a way to visually show data by using the median (middle number), first and third quartiles, minimum (smallest number) and maximum (largest number) Learn How to Create a Box Plot - Videodistancehow far away one place is from anotherDistance = rate * time (d = r * t)double-peakeda way to describe datadouble peaked- has two high points first quartile(also lower quartile or Q1)the median or middle number in the first half of a data set /*If the median or quartiles fall between two numbers, add the two numbers and divide by 2. How to Find the First Quartile - Videohistograma special type of bar graph that shows a range for each bar The range should be equal amounts for all bars. The bars in the graph should touch each other. HYPERLINK "; HistogramsPractice Histogramsinterquartile range (IQR)subtract the first (1st) quartile from the third (3rd) quartile More Information on IQRmaximumthe largest number (highest value) maximum ormeana way to measure data by:1. adding up all numbers2. divide that by how many numbers were added (also known as the “average”) absolute deviationthe average distance away the data points are from the mean measure of central tendencydifferent ways to measure data (mean, median, or mode) HYPERLINK "; mediana way to measure data by putting all of the numbers in order and then finding the middle number *If the median falls between two numbers, add the two numbers and divide by 2. HYPERLINK "; minimumthe smallest number(lowest value)minimum or outliera number that is not close to the other numbers in a data set-it lies out away from the others quartilesthe median, first and 3rd quartile make four equal parts to a box plot More Information about Quartilesrange ratea type of ratio where there are two different unitsExample Ratesmiles per gallondollars ($) per poundmeters per secondratioa comparison of two groups 3 Ways to Write Ratiosto 5 girls to 15 boys : 5 girls : 15 boys fraction 5 girls 15 boyssingle-peakeda way to describe datasingle-peaked- has only one high point skeweda way to describe dataskewed- data is more on one side than the other statistical questionsa question that will give you a variety or answersHow many siblings do the students in your class have? How many texts do the students in your class send on their phone in one month?Video Discussing What is a Statistical Question and What is Notstem-and- leaf plota way to organize data into a chart Stem= first digit(s) of the number Leaf= the last digit of the number symmetrica way to describe datasymmetric- when you draw a line down the middle, each side is the mirror image of the other third quartile(also upper quartile or Q3)the median or middle number in the second half of a data set *If the median or quartiles fall between two numbers, add the two numbers and divide by 2. Learn How to Find the Third Quartile- Video time EXAMPLESa. 60 seconds = 1 minuteb. 60 minutes = 1 hourc. 24 hours = 1 dayd. 7 days = 1 weeke. 365 days ≈ 1 yearf. 52 weeks ≈ 1 year uniforma way to describe datauniform- most data is about the same amount ................
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