### Psychological Report Writing

Through using this website, you have learned about, referred to, and evaluated research studies. These research studies are generally presented to the scientific community as a journal article. [...]

0

### Quantitative and qualitative data: the distinction between qualitative and quantitative data collection techniques.

Both qualitative and quantitative data are forms of empirical data- information which has been gathered from research observations.

0

### Primary and Secondary data, including Meta-Analysis

Primary data - information observed or collected directly from first-hand experience. Data that has been collected by the researcher for the study currently being undertaken, specifically [...]

0

### Descriptive statistics: Measures of Central Tendency (Mean, Median and Mode)

When you carry out a psychological experiment, you end up with a great deal of RAW DATA, usually in the form of 2 sets of scores - one for each condition. The two sets of scores need to be [...]

0

### Measures of Dispersion (Range and Standard Deviation)

In order to summarise a set of scores, a measure of central tendency is important, but on its own it is not enough. A measure of central tendency (such as the mean) doesn't tell us a great deal [...]

0

### Calculating Percentages

Percentages are descriptive statistics that show the rate/number/amount of something within every 100 (per cent). E.g. 5% means 5/100. Percentages can be plotted on a pie chart (whole pie = 100, [...]

0

### Correlational analysis: positive, negative and zero correlations

The difference between correlational analysis and experiments is that two variables are measured (two DVs - known as co-variables). Correlational analysis requires quantitative data (in the form [...]

0

### Quantitative Data Analysis – Normal and Skewed Distributions

Classic bell shaped curve, it is the predicted distribution when using equally likely sets of results. For example, if a light bulb has a lifetime of 100 hours we would expect some bulbs to last [...]

0

### Sign Test – Inferential Statistics

A non-parametric test used for experiments where the data is at least nominal and repeated measures has been used. Statistical analysis, like the sign test, produces an observed value, which is [...]

0