3. What is the area of the shaded region? 23 ft
17 ft
16 ft
3 ft
A. 368 ft?
B. 344 ft2
C. 391 ft2
D. 317 ft2

The weights of soy patties sold by a diner are normally distributed. a random sample of 15 patties yields a mean weight of 3.8 ounces with a sample standard deviation of 0.5 ounces. at the 0.05 level of significance, perform a hypothesis test to see if the true mean weight is < 4 ounces. what is the correct conclusion at the 0.05 level of significance?