what is dispersion? what are the different measures of dispersion? Write the necessities of measuring dispersion?
Answers
Answer:
Two data sets can have the same mean but they can be entirely different. Thus to describe data, one needs to know the extent of variability. This is given by the measures of dispersion. Range, interquartile range, and standard deviation are the three commonly used measures of dispersion.
Answer:
What Are the Main Causes of Depression?
Abuse. Physical, sexual, or emotional abuse can make you more vulnerable to depression later in life.
Age. People who are elderly are at higher risk of depression. ...
Certain medications. ...
Conflict. ...
Death or a loss. ...
Gender. ...
Genes. ...
Major events.
Explanation:
Research suggests that continuing difficulties – long-term unemployment, living in an abusive or uncaring relationship, long-term isolation or loneliness, prolonged work stress – are more likely to cause depression than recent life stresses.