The weights of Granny Smith apples from a large orchard are Normally distributed with a mean of 380 gm and a standard deviation of 28 gm. Three apples are selected at random from this orchard. What is the probability that their mean weight is under 340 gm?
We cannot say because the condition for randomness, independence, or normality is not met.
- 0.074
- Practically zero
- 0.0001
- 0.077
- 0.007