Interactive practice questions
The mean is:
always one of the scores
A
a measure of how spread out the scores are
B
a measure of centre of the scores
C
Easy
< 1min
When finding the mean, is it necessary to arrange the data items in order?
Easy
< 1min
Find the mean of the following scores:
$8$8, $15$15, $6$6, $27$27, $3$3.
Easy
1min
Find the mean of the following scores.
$56$56, $89$89, $95$95, $71$71, $75$75, $84$84, $65$65, $83$83.
Easy
1min
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