Which does NOT have an equal chance? (A)=Choose a number at random from 1 to 6 (B)=Toss a fair coin (C)=Choose a letter at random from the word SEVENTH

Question

Help me understand. What each means

Answer 1

The probability in each case is as follows:

A> 1/6

B> 1/2

C> since there are 2 E's the probability of an E is 2/7 while each of the other letters has probability 1/7.