Tree diagrams

• A [1] — cao 0.7627

Accept algebraically equivalent correct forms.

• A [1] — cao 0.058

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• A [1] — cao 0.38

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• A [1] — cao 3

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• A [1] — cao Tree diagram: first flip H (¹⁄₂) or T (¹⁄₂); second from each H (¹⁄₂) or T (¹⁄₂).

Accept algebraically equivalent correct forms.

• A [1] — cao 16

Accept algebraically equivalent correct forms.

• A [1] — cao ⁴⁄₂₅

Accept algebraically equivalent correct forms.

• A [1] — cao Tree diagram with branches: first draw R (³⁄₅) or B (²⁄₅); second draw from each R (³⁄₅) or B (²⁄₅).

Accept algebraically equivalent correct forms.

• A [1] — cao Tree diagram: Monday Rain (0.3) or No Rain (0.7); Tuesday from Rain: Rain (0.6) or No Rain (0.4); from No Rain: Rain (0.2) or No Rain (0.8).

Accept algebraically equivalent correct forms.

• A [1] — cao 0.032

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• A [2] — cao 3

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• A [2] — cao 0.2

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• A [2] — cao ²⁸⁄₁₆₅

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• A [2] — cao 0.18

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• A [2] — cao ⁷⁄₁₅

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• A [2] — cao 0.9375

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• A [2] — cao 0.0394

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• A [2] — cao 0.9025

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• A [2] — cao ¹⁄₁₆

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• A [2] — cao Tree diagram: first student French-only (⁷⁄₂₅), German-only (³⁄₂₅), both (⁵⁄₂₅), neither (¹⁰⁄₂₅); second without replacement with adjusted probabilities.

Accept algebraically equivalent correct forms.

• A [2] — cao ¹⁰⁄₁₂₅ or ²⁄₂₅

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• A [2] — cao 11

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• A [2] — cao ¹⁵⁄₂₈

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• A [2] — cao 0.784

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• A [2] — cao 0.16

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• A [2] — cao ¹⁄₂₂

Accept algebraically equivalent correct forms.

• A [2] — cao Tree diagram: first flip H (0.6) or T (0.4); second from each H (0.6) or T (0.4); third similarly.

Accept algebraically equivalent correct forms.

• A [2] — cao 0.0396

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• A [2] — cao ¹⁄₂₅

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• A [2] — cao ⁷⁄₁₀

Accept algebraically equivalent correct forms.