Correlations
A correlation is a:
A perfect positive correlation of +1.00 means that:
A correlation of .00 means...
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Basic Math
Correlations
A correlation is a:
A perfect positive correlation of +1.00 means that:
A correlation of .00 means that:
A correlation of -1.00 means that:
The frequencies on a communication task are listed below. Thehypothesis being tested is also provided. Fill out the chart belowand follow the 12 steps on page 348 to compute the correlationcoefficient (r), test r against its critical value at the.05 significance level, answer the hypothesis, and interpret yourfindings.
Halt:Â Â Â Â When people are giving directions, thenumber of hand movements will be positively correlated to thenumber of facial expressions.
ID
Column 1
# of Changes in
Column 2
# of Changes in
Column 3
Column 4
Column 5
Number
Hand Movements
Facial Expressions
1
2
2
2
1
9
3
5
8
4
2
5
5
1
4
6
8
6
7
3
6
8
7
9
9
7
8
10
5
8
11
2
6
12
14
11
Step 6:
Step 7:
Step 8:
r =
df =
Critical r =
Interpretation:
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