when Thomas looks at a map of hiking trail with the scale factor of 1cm = 50m, he says that the length of the trail on the map s
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Answer:
0.125
Step-by-step explanation:
Cohen's d is used to measure the effect size. Larger the value of Cohen's d, larger the effect between two observations.
It is determined by the formula,
where M₂ is Mean of 1st group
M₁ is the Mean of the 2nd group.
Here, M₁ = 46, M₂ = 48 and Standard deviation = 16
∴
⇒ d = 0.125