Exercise

# Distribution of payment type

An interesting categorical variable in the data having to do with payments is the payment type. This has four possible values: **Card**, **Cash**, **Disputed**, and **Unknown**. A bar chart of the frequency of each of these values can help us understand the prevalence of different payment methods.

`tx`

is available for you in your workspace.

Instructions

**100 XP**

- Use a bar chart to plot the frequency distribution of
`payment_type`

.