Psychology Research methods 2

The number 3.14159265 to 4 decimal places is:

• 3.1415

• 3.1410

• 3.1416

• 3.141

The number 0.396 is equivalent to:

• 39%

• 39.6%

• 3.96%

• 396%

What does > mean in words?

• Greater than.

• Much greater than.

• Very much greater than.

• Much less than.

The median:

• Is the most common value.

• Is less affected by extreme values in the data.

• Is a measure of dispersion.

• Is the arithmetic average.

Which statement about the mean is most accurate?

• Unaffected by outliers.

• Doesn't account for all values.

• Most representative measure.

• Doesn't require a calculation.

Which is the only measure that can be used with nominal data?

• Mode.

• Mean.

• Standard deviation.

• Median.

Which statement about the range is most accurate?

• Identify the middle point.

• It shows spread of data around the mean.

• It is the highest value minus the lowest value.

• It is hard to calculate.

Histograms are based on:

• Bar charts.

• Frequency distributions.

• Scattergrams.

• Means.

The x-axis of a bar chart represents:

• Nominal data.

• Frequency data.

• Continuous data.

• Ordinal data.

A scattergram displays:

• An IV and a DV.

• A cause and an effect.

• Two co-variables.

• Categories.