• Matéria: Matemática
  • Autor: nghiimbwashajosef
  • Perguntado 4 anos atrás

1.3
A storeowner plans to have his annual "Going out of Business Sale". If each
month has an equal chance of being selected, find the probability that the sale
will be in a month that begins with letter J or A.
[2]
A.
B.
12
C.
D.
1.4
A test contains two multiple choice questions, each question having four
possible answers. If a student makes a random guess to answer each
question, what is the probability that both answers are correct.
[2]
A. 0.25
B. 0.0625
C. 0.5
D. 0.75
1.5
If P (A) = 0.10, P (B) = 0.40 and P (A and B) = 0.03, then A and B are:
[2]
A. Statistically dependent events
C. Non-mutually exclusive events
B. Statistically independent events
D. Mutually exclusive events​

Respostas

respondido por: wesleygamer335
0

Resposta:

sou turco

Explicação passo-a-passo:

confia

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