A = 7
b = -18
c = -52
Do you know what the Quadratic formula is to solve?
Answer:
a. The empirical rule.
Step-by-step explanation:
The Empirical Rule states that, for a normally distributed(bell-shaped) random variable:
68% of the measures are within 1 standard deviation of the mean.
95% of the measures are within 2 standard deviation of the mean.
99.7% of the measures are within 3 standard deviations of the mean.
So the correct answer is:
a. The empirical rule.
Answer:
Hi
Step-by-step explanation:
The answer is 3!
explanation; 3x10 equals 30. the difference is 27 years and 30-3=27!
I don’t know
I need to answer a question I'm new sorry