Please explain how you got #7's answer thank you

but does not know anything about the t test for independent means. 7. Figure the estimated effect size for problems (a) 4, (b) 5, and (c) 6. (d) Explain what you have done in part (a) to someone who understands the t test for inde- pendent means but knows nothing about effect size. 8. Figure the approximate power of a t test for independent means for each of the no planned studies.explain your answers to someone who has never had a course in statistics. Ordinary Story Own-Name Story Student Reading Time Student Reading Time 7- -I0