Answer:
Step-by-step explanation:
cant tell what goes with which chart....but I can do this,..
negative 4 over 5 .......rational
sqrt 2....irrational
2.5.....rational
0.4 bar.....irrational
sqrt 16....rational
Answer:
That is, you'd expect of the rolls to be 1, of the rolls to be 2, of the rolls to be 3, and so on.
Step-by-step explanation:
A OR b means that you add the individual probabilities...
P(<4)=2/5 and P(even)=1/5 so
P(<4 or even)=3/5
Answer:
Step-by-step explanation:
Let X be the variable representing SAT critical reading scores for which the mean is 507 and std dev is 109
X is normal
Critical score for 95% is Z critical = ±1.96
Convert Z to x score as

Critical values of X lie in the range
(293.36,720.64)
Answer:
60
Step-by-step explanation:
135 = (2x+15)
120 = 2x
x = 60