AQA A LEVEL: PSYCHOLOGY [Data and statistics] (year 1) / AQA A-level PSYCHOLOGY Psychology in context Merged Question Paper + Mark Scheme

AQA A LEVEL: PSYCHOLOGY [Data and statistics] (year 1) / AQA A-level P
CHOLOGY Psychology in context Merged Question Paper + Mark Schem
Study online at https://quizlet.com/_hci9bx

1. What are descrip- Descriptive statistics give us a way to summarize and analyze numerical data in
tive statistics? order to draw a meaningful conclusions

2. What are three • measures of central tendency
examples of de- • measures of dispersion
scriptive statis- • graphs
tics?

3. What are mea- Averages which give us information about the most typical score in a set of data.
sures of central
tendency? There are three types, mean, median and mode.

4. What is a It includes all scores in the data set so it is more representative of the data as a
strength of using whole
the mean when
creating an aver-
age for data?

5. What is a weak- The mean can be misleading if there are extreme values
ness of using
mean when cre-
ating an average
for data?

6. What is a The median is not affected by extreme scores and it is easy to calculate
strength of using
the median when
creating an aver-
age for data?

7. What is a weak- It is a sensitive than the mean so not all scores included in the final calculation
ness of using
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