## Statistics in simple way

Statistics is the process of data collection about organizing and presentation in a good manner.

### Types of statistics

1. Descriptive Statistics
2. Inferential Statistics

Descriptive Statistics

Deals with data collection or organizing and presentation in a good manner.

Inferential Statistics

Deals with prediction about future position after seeing sample.

### Frequency:

Frequency means number of occurrence or times.

Example:

### Data

• Data
• Qualitative Data
• Quantitative data
• Continuous data
• discrete data

Qualitative Data:

qualitative data is the data which can not be quantify by numubers.

for example: Good, bad, smart, beautiful

Quantitative data:

Quantitative data which can be quantify by numbers.

Example: Age, Salary, height, weight

Continuous data:

which is not fix. such as: feet , weight

Discrete data:

which is fix and accurate such as: salary

### Data Series:

1. Individual series
2. discrete series
3. Group series

Suppose there are eight students in one class student A got 70%, student B got 78%, student c 85%, student d 90%, student e 60%, student f 60%, student g 70%, student h 85%

requirement: make individual, discrete and group series separately from data.

Individual Series:

Discrete series

Group series