Year 9 - Probability Revision

List the sample space for randomly selecting a letter from the word SIMULTANEOUS.

• {S, I, M, U, L, T, A, N, E, O}

• S, I, M, U, L, T, A, N, E, O

• S, I, M, U, L, T, A, N, E, O, U, S

• {S, I, M, U, L, T, A, N, E, O, U, S}

List the sample space for randomly selecting a letter from the word TELEPHONE.

• {T, E, L, P, H, O, N}

• T, E, L, P, H, O, N

• T, E, L, E, P, H, O, N, E

• {T, E, L, E, P, H, O, N, E}

How many people own a Mac?

How many people own a PC but not a Mac?