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Q: Why are line graphs said to be powerful tools?
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Continue Learning about Statistics

How are bar graphs and histograms similar?

bar graphs and histograms similar because In bar graphs are usually used to display "categorical data", that is data that fits into categories. For example suppose that I offered to buy donuts for six people and three said they wanted chocolate covered, 2 said plain and one said with icing sugar. I would present this in a bar garph and Histograms on the other hand are usually used to present "continuous data", that is data that represents measured quantity where, at least in theory, the numbers can take on any value in a certain range. A good example is weight. If you measure the weights of a group of adults you might get and numbers between say 90 pounds and 240 pounds. We usually report our weights as pounds or to the nearest half pound but we might do so to the nearest tenth of a pound or however acurate the scale is. The data would then be collected into categories to present a histogram


What is the difference between a bar graph and a histogram?

What is the difference between a bar graph and a histogram?There are two differences, one is in the type of data that is presented and the other in the way they are drawn.In bar graphs are usually used to display "categorical data", that is data that fits into categories. For example suppose that I offered to buy donuts for six people and three said they wanted chocolate covered, 2 said plain and one said with icing sugar. I would present this in a bar garph as:Histograms on the other hand are usually used to present "continuous data", that is data that represents measured quantity where, at least in theory, the numbers can take on any value in a certain range. A good example is weight. If you measure the weights of a group of adults you might get and numbers between say 90 pounds and 240 pounds. We usually report our weights as pounds or to the nearest half pound but we might do so to the nearest tenth of a pound or however acurate the scale is. The data would then be collected into categories to present a histogram. For example:might be a histogram for heights (with the appropriate scale on the vertical axis). Here the data has been collected into categories of width 30 pounds.The difference in the way that bar graphs and histograms are drawn is that the bars in bar graphs are usually separated where in histograms the bars are adjacent to each other. This is not always true however. Sometimes you see bar graphs with no spaces between the bars but histograms are never drawn with spaces between the bars.


When asked their favorite color 9 students said blue 14 students said green 6 students said red and 2 students said orange. Students with which of these favorite colors will be represented by the smal?

Orange


What does you can count on it mean?

Meaning that whatever was said is a certainty.


What does perpendicular mean mathematicaly?

Perpendicular is mostly used to describe Shapes and their properties. It means when two lines meet up at a 90 degrees right angle. It might be an X or a T when you look at it. Like the example shown below:------------------------------------lllllSo that isn't a good drawing, but it does show you the meaning of perpendicular!

Related questions

What is a sentence with the word Graphologist?

The graphologist said the graphs showed my bone was broken.


Graphs on which water has least amount of chlorine in it?

It would help if the question said what about the graphs you were interested in. If you want a sensible answer, it is not enough just to stick a question mark at the end of a phrase.


What is the difference between negative sine and cosine graphs and positive sine and cosine graphs?

The negative sine graph and the positive sine graph have opposite signs: when one is negative, the other is positive - by exactly the same amount. The sine function is said to be an odd function. The two graphs for cosine are the same. The cosine function is said to be even.


What is a powerful verb for said?

He said his name. He SHOUTED his name.


Who said I am as shaky inside as a baby's rattle in miracle worker?

Helen Keller said the line "I am as shaky inside as a baby's rattle" in the play "The Miracle Worker." Helen expresses her vulnerability and inner turmoil through this powerful metaphor.


How many people say Malaysia is powerful?

65 percent has said that Malaysia is powerful.


Who said the line Andrea runaway is a fashion magazine so an interest in fashion is crucial?

Miranda Priestly, a character from the movie "The Devil Wears Prada," said this line. She is portrayed as a powerful and demanding fashion magazine editor-in-chief.


What are the most powerful genes are said to be?

Dominant


What movie was it where the cowboy said Never been lost in your life - powerful confused sometimes but never lost I think it was a John Wayne?

The line is "We never get lost...we just become powerful confused sometimes" and was spoken by Kirk Douglas in the movie "The Mountain Men"


Who makes kobalt power tools?

I called Kobalt directly and they said they have many vendors that make their tools. They said if you give them a specific item # they can tell you who made it.


How the US became powerful in the 1800s?

that's what she said


What is a more powerful verb than said?

commanded