Here is the answer for the question – **If an experimental group’s mean of 60 is a better outcome than the control group’s mean of 55, and the standard deviation is 10, then the d-index equals:**. You’ll find the correct answer below

### If an experimental group’s mean of 60 is a better outcome than the control group’s mean of 55, and the standard deviation is 10, then the d-index equals:

a.

.50

b.

5.0

c.

2.0

d.

.05

c

**The Correct Answer is**

**b**

### Reason Explained

b is correct for If an experimental group’s mean of 60 is a better outcome than the control group’s mean of 55, and the standard deviation is 10, then the d-index equals: