244 - 165 = 79 . . . . one standard deviation
323 - 244 = 79 . . . . one standard deviation
The range of scores is ±1 standard deviation from the mean. The empirical rule says
68% of scores lie in that range.
Answer:
Step-by-step explanation:

∴Zero power of any number is equal to 1
There are 3 repeating digits in 0.536 because there are 3 numbers behind the decimal
Answer:
1/2
Step-by-step explanation:
4/8 are red. If you simplify that you get 1/2.