ANSWER
P(X=4 or X=1)=0.20
EXPLANATION
From the probability distribution table,
p(X=4)=0.15
p(X=1)=0.05
We want to find the value of
P(X=4 or X=1).
Recall that:
P(X=4 or X=1)=P(X=4)+P(X=1)
P(X=4 or X=1)=P(X=4)+P(X=1)
We substitute the probability values;
P(X=4 or X=1)=0.15+0.05
P(X=4 or X=1)=0.20
Answer:
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Step-by-step explanation:
The answer would be 12 and 1/10, or the improper fraction 121/10. You would put 1 over 10, because 1/10 equals to 12. To make it an improper fraction, multiply 12 by 10 and add 1