• marketing
    . 5. Describe when each type of graph (line, bar, scatterplot, and pie) should be used. 6. Apply graphic design principles to create spreadsheets and graphs. Before launching a business venture with your capital, or someone else’s, it is a good idea to analyze the overall attractiveness of the...
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  • House Price
    about the relationship between the price and the year the house built? I hope that the older the house is, the cheaper the house will be. However, that is just my hope. Looking at the graph of the scatterplot of the price and the year built, I find that there is no strong correlation between the...
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  • test
    quartiles. The difference between the quartiles is the interquartile range. The line across the middle of the box identifies the median sample value. The lines extending from each end of the box are sometimes called whiskers. The whiskers extend from the ends of the box to the outermost data points...
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  • Data Analysis
    same = no association. Joint dist = (and) cell total/grant total. Mar dist = cell row/grant total HISTOGRAM (SHAPE CENTRE SPREAD OUTLIERS) ONE QUANT VAR: STEM&LEAF – ONE QUANT VAR (SMALL DATA SET): SCATTERPLOT (FORM DIRECTION SCATTER – 2 QUANT VAR: BAR GRAPH – CAT DATA: CONTINGENCY TABLES – 2 CAT VAR...
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  • Cartesian Graph
    cumbersome, whereas in a line graph, the information is represented fluidly, as it is reality. (See Figure 1 for another example.) What is the difference between a scatterplot and a line graph? Provide an example of each. Does one seem better than the other? In what ways is it better? A scatter plot...
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  • math
    Tools we will use … • Scatterplot, a two-dimensional graph of data values • Correlation, a statistic that measures the strength and direction of a linear relationship between two quantitative variables. • Regression equation, an equation that describes the average relationship between a...
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  • WGU MSN paper
    to use the Spearman? What assumptions have to be met to use Pearson? What is a scatterplot? Be able to interpret one &/or construct one Be able to identify positive & negative linear relationships from a scatterplot Know the difference between linear & non-linear (curvilinear) relationships Know...
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  • P Docs
    are staggering, and well beyond what I can discuss here. Suffice it to say: displaying data in a scatterplot can make truly important information visually apparent. Scatterplots, Part II: Correlation and trend lines One reason we graph data in a scatterplot is because we are looking for patter...
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  • Basic Statistics
    to watch for. The strength of relationship is determined by how close the points in the scatterplot lie to a simple form such a line. 78 11.2 Correlation coefficient The scatterplot provides a visual impression of the nature of relation between the x and y values in a bivariate data set...
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  • Business Statistics
    – remember, it is the independent variable that goes on the horizontal axis (i.e. the x-axis). Make sure you label your axes properly and that your graph has an appropriate title. Briefly describe the nature of the relationship between these two variables. 3. Considering only production...
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  • Minitab
    -> Scatterplot. You will be given a choice of various dotplot types (choose ‘simple’). Selecting final as the Y variable and exam1 as the X variable, the following scatterplot was created: Notice that there seems to be a linear trend between the two variables. It may be reasonable to consider fitting a line...
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  • test
    .  Histogram: select the relevant data, and choose Data > Data Analysis > Histogram.  Scatterplot: select the x- and y-coordinates, choose Input > Scatter, and select the graph at the top left. 2-33 9 ...
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  • Chapters 1&2 lecture notes
    customer owes. • What information can we obtain from this data? 5 Scatterplot: Amount vs Days All Customers Scatterplot: Amount vs Days Medium Customers Scatterplot: Amount vs Days Small Customers Scatterplot: Amount vs Days Large Customers 6 Analysis -- continued • There...
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  • Ap Statistics Outline
    type of graph is used to show the relationship between two quantitative variables? 2. When describing a scatterplot, what four things should you always mention? 3. What is meant by an explanatory variable? 4. What is meant by a response variable? 5. What does correlation measure? 6. Explain the...
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  • Data Visualtization
    ) vs. horsepower for American (red), European (blue) and Japanese (green) cars. Figure 1: Scatterplot of car data set [Hoffmann99] Another important visualization technique for two-dimensional data is the linegraph. The difference to scatterplots is that this time the relation between the...
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  • Elements of Forecasting
    scatterplots provide information only on simple correlation. * Remarks, suggestions, hints, solutions: Understanding the difference between simple and partial correlation helps with understanding the fact that correlation does not imply causation, which should be emphasized. 3. (Graphical regression...
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  • Declaration Of Independence
    slope in not 0, nor is correlation scatterplot with line transformation to standardize spins and die set up graph with standardized lists exactly the same as above, after rescaling with ZoomStat linear regression same correlation as above, and in the “zspace” slope = r...
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  • Review for Pyschology
    -taking behaviors. Which method is being used to gather data? What are the advantages to this method? What are the disadvantages? The method being used is survey. The advantage is that there might be a lot of participants. The disadvantage is that it can be unreliable. What is the difference between...
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  • Wohw
    mild outliers. * etc??? (g) (i) “describe what you would expect this scatterplot to look like” I would expect a scatterplot with points * tightly clustered around /0.5 * an upward-sloping /0.5 * straight line. /0.5...
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  • General Maths
    5 3 1 1 2 Display the data as a scatterplot on the graph paper provided on page 29. Make sure that you have labelled the axes. Draw a line of fit on your scatterplot on the graph paper provided on page 29. (No calculations are necessary.) Using your scatterplot, describe the correlation between...
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