- A
- B
- C
- D
Step-by-Step Solution
Total tosses = 60+80+50+110 = 300. Total heads = 33+38+29+55 = 155. .
Answer: A)
A coin was tossed by four students with these results:
Ravi: 60 tosses, 33 heads
Sita: 80 tosses, 38 heads
Amit: 50 tosses, 29 heads
Fiza: 110 tosses, 55 heads
If all their results are combined, the empirical probability of a head (as a fraction in lowest terms) is:
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