alleryA fair coin is tossed ten times. The chance of ten heads in a row is about
A1 in 512
B1 in 1024
C1 in 100
D1 in 10
Answer & Solution
Correct answer: B. 1 in 1024
Each toss halves the chance, so ten heads has probability 1/2 to the power 10, which is 1/1024.
Keep practising Elementary Statistics
Browse all Elementary Statistics questions for RRB NTPC, or explore more Mathematics topics.
Related questions
RRB NTPC · Central Tendency MeasuresRRB NTPC · Calculate Mean of DataA fair coin lands tails five times in a row. The chance of tails on the next toss isHow is the median of 8 ordered values found?The data 5, 7, 9, 11, 13 are in arithmetic progression. Their median is?How many modes does the data 1, 1, 2, 4, 4 have?Why is the median preferred for skewed incomes?Shoe sizes: size 6 (2 pupils), 7 (5 pupils), 8 (3 pupils). What is the modal size?