Answer:
4 units
Step-by-step explanation:
Answer:the answer might be a I might be wrong sry if I am
Step-by-step explanation:
Cohen's d is calculated according to the formula:
d = (mean difference) / standard deviation
0.5 = mean difference / 12
Therefore, mean difference = 6
Since we have a population mean of 80, the sample mean must be 80 + 6 = 86.
Answer:
68.7
Step-by-step explanation: