Mixed practice Problem set A Answers

1. (a) \(\frac{31}{75}\) ≈ 0.413
2. (b) \(\frac{71}{150}\) ≈ 0.473
3. (c) \(\frac{3}{25}\) ≈ 0.120

1. (a) 0.4
2. (b) 0.05

\(\frac{48}{91}\) ≈ 0.527

1. (a) \(\frac{3}{10}\) ≈ 0.300
2. (b) \(\frac{3}{10}\) ≈ 0.300
3. (c) Independent: 3/10 and 3/10

1. (a) 6
2. (b) \(\frac{7}{18}\) ≈ 0.389
3. (c) \(\frac{4}{7}\) ≈ 0.571

1. (a) 0.0975
2. (b) 0.885

1. (a) \(\frac{1}{15}\) ≈ 0.0667
2. (b) \(\frac{263}{300}\) ≈ 0.877

1. (a) 0.0974
2. (b) 0.195

\(\frac{5}{108}\) ≈ 0.0463

1. (a) \(\frac{1}{6}\) ≈ 0.167
2. (b) \(\frac{1}{3}\) ≈ 0.333

1. (a) 0.32
2. (b) 0.563