Try It Now

Work these exercises to see how well you understand this material.

Solutions

  1. S = {bb, bw, wb, ww}

  2. S = {rr, ry, rg, yr, yy, yg, gr, gy, gg}

    1. {bw, wb}
    2. {bb}

    1. {rr, rg, gr, gg}
    2. {rr, yy, gg}
    3. ∅

    1. 2/4
    2. 1/4

    1. 4/9
    2. 3/9
    3. 0

    1. 0.4
    2. 0.5
    3. 0.4

    1. 0.21
    2. 0.6
    3. 0.61

    1. {bbg, bgb, bgg, gbb, gbg, ggb, ggg}
    2. {bbb, bbg, bgb, gbb}
    3. {ggg}
    4. {bgg, gbg, ggb}
    5. {gbb, gbg, ggb, ggg}

    1. 7/8
    2. 4/8
    3. 1/8
    4. 3/8
    5. 4/8

    1. 0.25
    2. 0.25
    3. 0.05

    1. 0.55
    2. 0.76
    3. 0.19
    4. 0.11