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WorksheetsIA1 revision marine
Total questions: 10
Worksheet time: 7mins
Estimate the correlation coefficient for this scatterplot.
r = 0.56
r = -0.56
r = 0.92
r = -0.92
R2 of 0.8 is considered
strong correlation
good correlation
poor correlation
no correlation
Identify means to
show the trends
Establish or indicate something
key characteristics
how and why
Describe the correlation in the graph shown.
Strong Negative Linear
Strong Positive Linear
Weak Negative Linear
Weak Positive Linear
When p <0.05 then
there is no significant difference
there is a significant difference
n is the number of a ........
species at site
total of all species at site
n(n-1)
no significant difference.
N is the number of
N(N-1)
number of each species
individuals at all sites
a description of all the characteristics
Contrast is to.....
showing the trends
listing similarities and differences
identifying characteristics
how and why
COTS are
commercial off the shelf
crown of thorns star fish
coloured outlier tanks
Aragonite is a
calcium based mineral
aluminium based mineral
