A treatment is administered to a sample of n = 25 selected from a population with a mean of m = 80 and a standard deviation of s = 10. After…

A treatment is administered to a sample of n = 25 selected from a population with a mean of m = 80 and a standard deviation of s = 10. After treatment, the sample mean is M = 85. If the effect size is measured by Cohen’s d, what is the value of d