1. A sample is selected from a population with a mean reading score of u = 50. A new reading strategies
treatment is administered to 16 individuals in a sample (n=16). The reading scores after the reading
strategies treatment is found to be M = 55 and SS = 960. Was the reading strategies treatment
effective?
a. Use a two-tailed test with a = .05. Conduct the four steps for hypothesis testing and label
each step: Step1, Step 2, Step 3, and Step 4.
b. Calculate Cohen's d.
c. Are the data sufficient to conclude that thier is a significant difference? Write your
answer in the form of a sentence.