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Chart Performance

In this experiment, you will see two items and a question.

You will then see a chart with three columns. One column is irrelevant.

Indicate which column best answers the question according to the chart.

Be as accurate and quick as you can.

We will measure both correctness and speed.

Which has FEWER?

In this section, you will be asked which of two items has FEWER.

1. You'll see two items.

2. Press 1, 2, or 3 on your keyboard to see the chart.

3. The chart will indicate the quantity of each item.

4. Use the number keys to indicate which of the two items has FEWER.

We will measure both correctness and speed.

Which has MORE?

In this section, you will be asked which of two items has MORE.

1. You'll see two items.

2. Press 1, 2, or 3 on your keyboard to see the chart.

3. The chart will indicate the quantity of each item.

4. Use the number keys to indicate which of the two items has MORE.

We will measure both correctness and speed.

Practice

Which has FEWER?MORE?

Take a moment to look at the two items and the question.

Then press 1, 2, or 3 on your keyboard to see the chart and start the timer.

In this example, which of the two has FEWER?MORE?

When the chart appears, the timer starts. (The first three tries are practice)

There are three columns in the chart. Only the two items listed near the question are relevant. Ignore the third column.

Press 1 (left), 2 (middle), or 3 (right) on the keyboard to indicate which column in the chart answers the question.

Correct! seconds.

Please try to complete each trial in less than 10 seconds.

is incorrect! Please remember that accuracy is important.

is NOT one of the two targets. Please remember that accuracy is important.

The experiment will pause for 5 seconds...

Press 1, 2, or 3 on your keyboard to continue.

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