An unbiased coin is tossed three times in succession.

MATHEMATICS · Multi-part · CBSE · Mathematics · Probability · Probability

Problem

An unbiased coin is tossed three times in succession. (i) Write the complete sample space

S

for this experiment. (ii) Let

E

be the event “exactly two heads are obtained.” List all favourable outcomes for

E

. (iii) Consider the event

F

: “at least one head is obtained.” Does the outcome TTT belong to

F

? Give a reason for your answer. (iv) How many elements are there in each of the sets

S

E

and

F