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Graphs

Graphs often collect a set of data in a group of people. There are many kinds of graphs: pie charts (circle charts), bar graphs, line graphs, data tables, pictographs, flow charts, histograms, etc.

2,316 Questions

Sketch a relative frequency histogram for the 36 sample means Use nine classes In this histogram approximately bell shaped and symmetric?

you have to find the class size by:

(max-min)/number of classes

Then use that class size to setup the class ranges

Then use the class ranges to determine the frequency a sample occurs in each class.

make a chart using the class ranges and the sample frequencies to display the histogram

What are the pros and cons for a bar graphs?

the pro for a bar graph is that it shows the data straight forward visually but the con about this is that its just an estimation that it shows

When is it most appropriate to use a broken line graph?

when you can't find any other peice of graph paper

What is pie chart in french?

a pie chart is typically called 'un camembert' in French. A camembert is a round, white cheese.

What is a histogram in Photoshop?

A histograpm analyzes the contrast of an image in Photoshop. The histogram is a visual representation of the amount of tone at every level from 0 (black) to 255 (white).

What is the difference between a histogram and a pareto chart?

Both graphs are used to summarize data. Pareto chart is used to establish differences between different groups of data and will assign relative importance to the different groups of data. Histogram is a data distribution graph that will determine if the particular set of data is symmetric or not.

How do pie charts help us?

A pie chart is a kind of graph that shows data collected. Pie charts help us by displaying data in percentage form in a circle format.

A sentence for pictograph?

A pictograph is a pictorial representation of an idea or a word. Here are some sentences.

  • Hieroglyphics are a form of pictograph.
  • I studied the pictograph and tried to figure out what it meant.
  • The archaeologist could read the pictograph.

What is a Line graph used for and why is it used?

it is used for measuring the amount of number 2's you do in a day haha

A line graph is commonly used for what?

it used for a larger number of scores to organise the score into intervals and total the number of score for each intervals.

What is plotted on the x axis of a line graph?

The independent variable - if there is one.

A variable that is common to a number of pairs of variables that you wish to compare. For example, if you want to compare height and mass at various ages, the age would be on the x-axis.

Data that determines the size of each slice in a pie chart?

The proportion of the category as part of the whole.

Which is better to interpret data pie chart or bar chart?

There is no single answer to this question. It depends on what you are trying to do. Both types of charts are designed to interpret data. Pie charts are best is you want to show how each data element fits into the entire data set. Bar charts are good for letting you see how each data element compares to other data elements in the data set.

How do you find a percentage in a pie chart?

When you make your pie chart in Excel, set the parameters of the chart to display percent for each data item (slice of the pie).

How do you know when to use a pie graph or not?

if your trying to show percentage and not change in percentage u use a pie graph