distribution | Definition

Course: Statistics

In social research, distribution refers to the pattern or spread of values in a set of data.

In social research, we study people’s behavior. We often collect a lot of data, like responses to surveys or results of experiments. We need to make sense of this data. That’s where distribution comes in. It helps us understand how the data spread out. It also tells us how often each value appears.

Think about it this way. Suppose you ask 100 people how many times they brushed their teeth last week. Some may say seven times, some fourteen, and some perhaps even zero. You then plot these responses on a chart. This chart is a visual representation of the distribution of data.

Distribution in Criminal Justice

Let’s look at an example from criminal justice. Suppose a researcher wants to study the age at which people first commit a crime. They survey 1,000 former criminals and ask about their age at the time of their first crime. The data collected may show that the age at first crime ranges from 10 to 50 years old.

The researcher then plots the data. They find most people first committed a crime between 15 and 25 years old. The distribution here is skewed to the right. This means there are more younger people than older ones in this data.

The researcher can then use this distribution to understand crime trends. They can even suggest crime prevention strategies. For example, if crime is more common at a younger age, resources can be allocated to education and youth services.

Distribution in Social Work

Now, let’s move to an example in social work. Social workers often use distribution in their research. Suppose a social worker is studying the stress levels of single parents. They give a stress survey to 500 single parents.

After collecting the responses, the social worker finds that stress levels range from 1 (low stress) to 10 (high stress). When the data is plotted, it forms a bell curve. This means that the majority of single parents report a moderate level of stress. Those with very low or very high stress levels are fewer.

With this information, the social worker can provide tailored support. They can target interventions to help parents in the high-stress range. They can also learn from those in the low-stress range to support others.

Distribution in Political Science

Finally, let’s turn to an example from political science. Suppose a political scientist is studying voter turnout in a country. They collect data on the percentage of eligible voters who cast a ballot in each state.

They then plot this data. If the distribution is even, it means the turnout is similar across all states. However, if it’s uneven, there are differences between states.

Knowing this distribution can guide policy. If some states have low voter turnout, efforts can be made to improve it. On the other hand, if turnout is high, strategies from these states can be used elsewhere.

In Conclusion

All in all, distribution is a key concept in social research. It helps us understand how data spreads out. It also allows us to identify patterns. Whether in criminal justice, social work, or political science, understanding distribution can guide action and policy.

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Last Modified: 06/15/2023

 

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