Delicious Candy markets a two pound box of assorted chocolates. Because of imperfections in the candy making equipment, the actual weight of the chocolate has a continuous uniform distribution ranging from 31.8 to 32.6 ounces.
a. Define a probability density function for the weight of the box of chocolate.
b. What is the probability that a box weighs (1) exactly 32 ounces; (2) more than 32.3 ounces; (3) less than 31.8 ounces?
c. The government requires that at least 60 of all products sold weigh at least as much as the stated weight. Is Delicious violating government regulations?
Question 2
In a multiple regression analysis involving 15 independent variables and 200 observations, SST = 800 and SSE = 240 . The coefficient of determination is
a. 0.300
b. 0.192
c. 0.500
d. 0.700