Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Welcome to our page on comparing box and whisker plots. Given a set of data 5, 7, 12, 18, 1, 14, 7, 15, 11, 6, 9. And what im hoping to do in this video is get a little bit of practice interpreting this. Diagrams are not accurately drawn, unless otherwise indicated. Simple ppt outlining the information you need to know to be able to draw one.
Box plots worksheet a worksheet consisting of two gcse past paper questions on interpreting box plots. The seven types of data display described here are. One more thing you may be asked to do is compare two box plots of the same information collected about two different groups, e. Mathslearn comparing box and whisker plots for gcse revision. A box plot shows a visual representation of the median and quartiles of a set of data. Gcse 1 9 box plots instructions use black ink or ballpoint pen. Line plots histograms stem and leaf plots twoway tables box plots scatterplots timeseries plots.
New grade 1 9 gcse revision cards available autumn term 2016. The use of boxes in a box plot is fairly uniform and they represent a summary of 5 simple numbers. Selection file type icon file name description size revision time user. Cumulative frequency and box plots worksheets lesson.
In new zealand box plots have been in the curriculum for 14yearolds for the last 20 years. Box plot and cumulative frequency for gcse teaching. The corbettmaths video tutorial on comparing box plots. Box and whisker plots in interactive maths lesson designed for gcse ks4 students. Cumulative frequency and box plots lesson worksheets.
For more information please see the edexcel gcse maths page. Sep 12, 2018 the image above is a comparison of a boxplot of a nearly normal distribution and the probability density function pdf for a normal distribution. Download links are directly from our mirrors or publishers. Ppt looking at how to calculate the quartiles, then how to use these to draw box plots and finally how to compare two box plots. Examsolutions maths revision youtube video stuart the examsolutions guy 20200225t14.
Teacher guide representing data with box plots t1 representing data with box plots mathematical goals this lesson unit is intended to help you assess how well students are able to interpret data using frequency graphs and box plots. Using the data from the dot plot, we will find the quartile boundaries the medians of the set and high and low. A line is drawn across the box at the sample median. Understanding dot plots, box plots, and histograms the end. This lesson will help you create a box plot and understand its meaning. Teachers can use the lesson for wholeclass teaching.
Compare box and whisker and dot plots with images dot. Join s of fellow maths teachers and students all getting the tutor2u maths teams latest resources and support delivered fresh in their inbox every. Dfm is a huge bank of free educational resources for teaching mathematics, with full sets of slides, worksheets, games and assessments that span year 7 to further maths and enrichment resources with a maths challengeolympiad focus. Science and maths by primrose kitten 1,110,260 views. Box plot diagrams basics edexcel gcse maths youtube. Worksheets are mathematics linear 1ma0 cumulative frequency box plots, work 2 on histograms and box and whisker plots, gcse exam questions on cumulative frequency grade b 1, 16 cumulative frequency mep y9 practice book b, practice paper style questions topic cumulative frequency, aqa. Find the 5 numbers median, lower and upper extremes, lower and upper quartiles 3 draw the box plot. Feb 10, 2017 when answering why a box or whisker is longer, some students stated, because there are more values. Box plots, central tendency, and outliers teacher version subject level. The image above is a comparison of a boxplot of a nearly normal distribution and the probability density function pdf for a normal distribution.
This grade 6 portion of the lesson is designed to be a wrapup after having taught all three displays. The times, in seconds, taken by 11 teachers to solve a puzzle are listed in order. These questions have been collated by me as the basis for a gcse working party set up by the glow maths hub if you want to get involved please get in touch. Box plots free worksheets, powerpoints and other resources. Jacksons third period 6th grade math class were chosen at random and their heights were measured in inches. Box plots 1 the box plots show student results in maths and science test scores. Pause the video, look at these statements, and think about which of. Links to the relevant section of the gcse maths specification, together with information and resources from each of the awarding bodies. This videos are hosted on youtube and emebedded here for your convenience. Dec 05, 20 box and whisker plots use information that can be gathered from a cumulative frequency curve. In particular this unit aims to identify and help students who have difficulty figuring out the data points and. When doing this, all you need to do is state which one has a greater spread than the other by looking at the iqr andor the. For each response, put a dot above the number line at the correct spot. As a matter of interest, ive also investigated real life applications of box plots.
In its simplest form, the boxplot presents five sample statistics the minimum, the lower quartile, the median, the upper quartile and the maximum in a visual display. Please practice handwashing and social distancing, and check out our resources for adapting to these times. We are working hard on a new platform for setting, building and monitoring homework. Worksheets are mathematics linear 1ma0 cumulative frequency box plots, work 2 on histograms and box and whisker plots, gcse exam questions on cumulative frequency grade b 1, 16 cumulative frequency mep y9 practice book b, practice paper style questions topic cumulative. Displaying all worksheets related to cumulative frequency and box plots. Oct 20, 20 mr jeffery going through the basics of interpreting box plot diagrams. Represent data with plots on the real number line dot plots, histograms, and box plots. The teacher then demonstrated the creation of two representations of the same data on a split screen see figure 10. May 04, 2014 the whole of gcse 91 maths in only 2 hours higher and foundation revision for edexcel, aqa or ocr duration. Answer the questions in the spaces provided there may be more space than you need. Box plots are an essential tool in statistical analysis. To draw a box plot, the following information is needed. This time the focus is on box plots and using these to compare distributions. Aug 06, 2014 stem and leaf diagrams were invented in the 1970s by john tukey, who also invented box and whisker plots.
Compare the distribution of amount spent in 2014 and 2015. When answering why a box or whisker is longer, some students stated, because there are more values. The power point is on the advantages and disadvantages of dot plots, box plots, and histograms. When you are finished, test your understanding with a short quiz. Two videos which we have created talking through box and whisker plots. A worksheet consisting of two gcse past paper questions on interpreting box plots. Box plots h a collection of 91 maths gcse sample and specimen questions from aqa, ocr, pearsonedexcel and wjec eduqas. Compare the distribution of the marks in the maths test and marks in the maths test.
Cumulative frequency, box plots and comparing maths tutor2u. The lowest number in the data the lower quartile the median the upper quartile the largest number in the data. Understanding dot plots, box plots, and histograms prezi. This is the page for free maths worksheets and resources about box plots, reading them and plotting them. Mr jeffery going through the basics of interpreting box plot diagrams.
I found that box plots are widely used in research papers and analyses. The lowest number in the data the lower quartile the median the upper quartile the largest number in the data from this we can find the. Box plots histogram a box and whisker plot shows the data in quartiles. Hegarty maths with another video relating to cumulative frequency. Explain why the interquartile range may be a better measure of spread than the range. Oct 22, 2015 compare box and whisker and dot plots. Place your mouse over the image and scroll down to reveal the answer. You will teach the vocabulary with class examples and the student book pages 3839. May 15, 20 the corbettmaths video tutorial on comparing box plots. The reason why i am showing you this image is that looking at a statistical distribution is more commonplace than looking at a box plot.
In other words, it might help you understand a boxplot. Use this information and the cumulative frequency to draw a box plot on the grid below. Box plots software free download box plots top 4 download. Voiceover so i have a box and whiskers plot showing us the ages of students at a party. Gcse maths specification and awarding body information. Box and whisker plots is a completely interactive lesson designed for learners taking gcse 19. Top 4 download periodically updates software information of box plots full versions from the publishers, but some information may be slightly outofdate using warez version, crack, warez passwords, patches, serial numbers, registration codes, key generator, pirate key, keymaker or keygen for box plots license key is illegal. Corbettmaths videos, worksheets, 5aday and much more. Notice of conditions of use university of washington. Cumulative frequency, box plots and comparing maths. Box plots h gcse maths tutorials, revision and resources. The length of the box is thus the interquartile range of the sample. Box and whisker plots use information that can be gathered from a cumulative frequency curve.
I read an interesting idea here that id never thought of before. And what i have here are five different statements and i want you to look at these statements. Taken from the edexcel 2 year gcse scheme of work, containing prior knowledge, keywords, opportunities for problem solving and common misconceptions. One way to help you interpret box plots is to imagine that the way a data set looks as a histogram is something like a mountain viewed from ground level and a box and whisker diagram is something like a contour map of that mountain as viewed from above. The bottom end of the whisker is the smallest observation in the data. The box of the plot is a rectangle which encloses the middle half of the sample, with an end at each quartile. Box plots are usually used to represent spread of data, in a visual way.
Find the 5 numbers median, lower and upper extremes, lower and upper quartiles 3 draw the box plot draw a number line, draw and label the parts. This allowed students to click on a box or whisker, and see the data points in both representations. Students will be able to analyze and draw conclusions about the effect of an outlier on the mean, median, and shape of a data distribution. Also a couple of worksheets to allow students to get some independant practice, plus the data i collected from my year 9s that i got them to draw box plots from to compare my two year 9 classes. In this video you are shown how to draw box and whisker plots, look at skewness and plot outliers. The other dimension of the box does not represent anything in particular. The whole of gcse 91 maths in only 2 hours higher and foundation revision for edexcel, aqa or ocr duration.
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