In a randomized experiment with a random sample of 40 newborn rats, 20 were fed on a high protein diet and 20 on a low protein diet. Their weight gains were measured and summarized in following table. sample size sample mean sample SD High Protein 20 135 18 Low Protein 20 125 15 Use T test to check if diet has an influence on weight gain in newborn rats with significant level 0.05. Please, calculate the T test statistics value, and put the numeric value below (auto grading). (Hint: Use df = +−) Your 15