## Is time independent or dependent?

Time is a common independent variable, as it will not be affeced by any dependent environemental inputs. Time can be treated as a controllable constant against which changes in a system can be measured.

## Is food independent or dependent?

The amount of food depends on the day, so it is the dependent variable. For another example, you decide to see whether heart rate is affected by temperature. In other words, if you change the temperature, then does it affect your heart rate? Temperature is the independent variable or the one you control.

## Which type of chart plots the relationship between dependent and independent variables?

Bar graph – A bar graph shows the quantity of dependent variable verses the independent variable. This bar graph allows an observer to easily see which is the most or least common result of an investigation.

## How do you know if a graph is independent or dependent?

If a system has at least one solution, it is said to be consistent . If a consistent system has exactly one solution, it is independent . If a consistent system has an infinite number of solutions, it is dependent . When you graph the equations, both equations represent the same line.

## How do you do independent and dependent variables?

If, say, y = x+3, then the value y can have depends on what the value of x is. Another way to put it is the dependent variable is the output value and the independent variable is the input value. So for y=x+3, when you input x=2, the output is y = 5.

## What is the independent variable in a pie chart?

The independent variable determines what slices are in the pie, and the response variable determines the sizes of the slices.

## What graph category should you avoid?

There are some kinds of graphs which must be avoided. Those are – Pie charts, 3D and different tricks, radar graphs, donuts and surface graphs. The worthy data for the Pie charts is not easily available. The 3 D graphs are little bit confusing.

## When would you use a pie chart?

A pie chart is best used when trying to work out the composition of something. If you have categorical data then using a pie chart would work really well as each slice can represent a different category. A good example of a pie chart can be seen below.

## How do you calculate pie charts?

Reading Pie Charts To calculate the percentage each slice is worth, measure the angle of each slice and divide this by 360 then multiply it by 100. To find the number of pieces of data each slice represents, multiply the percentage that each slice is worth by the total number of the data sets.

## How do you describe data in a pie chart?

How do you describe a pie chart? A pie chart divides data into separate sections to show which individual parts make up the whole. To describe the chart, compare each “slice” of the chart to the others to determine what share of the total each category has.

## How do you describe a pie chart example?

Describing Pie Charts Step by Step

- the graph = the pie chart.
- shows = illustrates.
- main sources of energy = energy production from different sources.
- for the USA = don’t change this.
- in 1980 and 1990 = in two different years (1980 and 1990)

## How do you write a pie paragraph?

A basic way to structure a paragraph is to use the P.I.E. method: Point, Illustration, Explanation. The Point is the main idea of the paragraph, to which everything in the paragraph relates. The Illustration is the specific fact or example that supports (illustrates) the Point.

## How do you write a pie chart report?

How To Write an IELTS Pie Chart Essay

- 1) Analyse the question. 2) Identify the main features. 3) Write an introduction.
- Paragraph 1 – Introduction. Paragraph 2 – Overview. Paragraph 3 – 1st main feature.
- Select the main features. Write about the main features.
- Paragraph 1 – Introduction. Paragraph 2 – Overview.

## How do you start to describe a graph?

Describing language of a graph

- UP: increase / rise / grow / went up / soar / double / multiply / climb / exceed /
- DOWN: decrease / drop / fall / decline / plummet / halve / depreciate / plunge.
- UP & DOWN: fluctuate / undulated / dip /
- SAME: stable (stabilised) / levelled off / remained constant or steady / consistent.

## What means chart?

A chart is a graphical representation for data visualization, in which “the data is represented by symbols, such as bars in a bar chart, lines in a line chart, or slices in a pie chart”. A chart can represent tabular numeric data, functions or some kinds of quality structure and provides different info.