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