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Data Analysis Tools
(Group A1)
by S_h_a_r_o_n Khoo
# Data Analysis Tools
(Group A1)

## Category 1

### Mean

### Mode

### Median

### All these three are called 'averages'.

## Category 2

### Standard deviation

### Range and percentile

### Quartiles and interquartile range

### These are called modes of spread.

## Category 3

### Cumulative frequency diagram

### Box-and-whisker diagram

### These are called statistical diagrams.

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No outlier in data, so this is a good choice for us.

This only gives us the value in the 'middle' position.

This only gives us the most 'popular' data.

No outliers in our data, so we choose to use this.

Information is not as precise as standard deviation

Information is not as precise as standard deviation

Can draw easily from the table of values we have created, so this is our choice.

We did not use median and quartiles in our study, so this is not our choice, since we do not have enough infomation to plot such a diagram.