A study of fast-food nutrition compared the caloric content of French Fries. Thirty-eight randomly selected servings of Burger King medium fries had a mean of 360 calories and a standard deviation of 50 calories, and 35 randomly selected servings of Mcdonalds medium french fries has a mean of 380 calories and a standard deviation of 45 calories. ? = 0.10, can you support the claim that the caloric contents of the two types of french fries are different?
a.) Indentify the claim and state the hypothesis (null and alternate)
b.) Find the critical value
c.) Find the standardized test statistic, z
d.) Decide whether to reject or fail to reject the null