The probability of guessing correctly at least 8 out of 10 answers on a true-false type examiniation is
A. \(\frac{7}{64}\)
B. \(\frac{7}{128}\)
C. \(\frac{45}{1024}\)
D. \(\frac{7}{41}\)
Answer:B
The probability of guessing correctly at least 8 out of 10 answers on a true-false type examiniation is
A. \(\frac{7}{64}\) B. \(\frac{7}{128}\) C. \(\frac{45}{1024}\) D. \(\frac{7}{41}\)