TipExperiment {coursekata}

Data from an experiment about smiley faces and tips

Description

Tables were randomly assigned to receive checks that either included or did not include a drawing of a smiley face. Data was collected from 44 tables in an effort to examine whether the added smiley face would cause more generous tipping.

Usage

TipExperiment

Format

A data frame with 44 observations on the following 3 variables.

TableID

A number assigned to each table.

Tip

How much the tip was.

Condition

Which experimental condition the table was randomly assigned to.

Check

The amount of money the table paid for their meal.