This is the "empirical rule." Approx. 68% of a data set lie within one standard deviation of the mean.
Answer: 12 salads.
Step-by-step explanation: There are four 1/4 in a pound, so they are twelve 1/4 in 3 pounds. Another way to find this out is by dividing the 3 pounds into 1/4 pounds to see how many salads can Tara make.
1 in 4
4 suits, each with the same number of cards. 1/4 of the cards are diamonds, so theres a 1 in 4 chance of drawing one.
Answer:

Step-by-step explanation:
Given
The attached functions
Required
Find f(9)
We have:

So:


