in a classroom, there are 20 boys to 25 girls. Write the ratio of boys to girls as a simplified fraction.
1 answer:
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Answer:
There is a significant linear correlation between the two variables.
Step-by-step explanation:
Given that part time weekly earnings are
x y
10 93
15 171
20 204
20 156
35 261
Correlation 0.9199
H0: r=correlatin =0
Ha: r ≠0
(two tailed test)
r difference = 0.9199
t =
p value < 0.0001
Since p <0.05 we reject null hypothesis
There is a significant linear correlation between the two variables.