Probability
NCERT Exemplar Ch 13
CBSE_NCERT_EXEMPLAR_CH13
Grade 10
Question:
If an event cannot occur, then its probability is:
$1$
$\dfrac{3}{4}$
$\dfrac{1}{2}$
$0$
Step-by-Step Solution
Key Concept: The probability of an impossible event is 0.
Stepwise Solution:
Probability of an impossible event is $0$. [1.0 Mark]
Marking Scheme:
• Selecting 0: 1.0 Mark
Correct Answer: $0$
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