Tag Archives: Probability

Probability by Basic Two-Way Tables | Two-Way Frequency Tables and Probability

Probability by Basic Two-Way Tables | Two-Way Frequency Tables and Probability

\( \begin{array}{|c|c|c|c|} \hline &\text{swimmer} &\text{non-swimmer} &\text{total} \\ \hline \text{Boys} & 11 & 10 & \\ \hline \text{Girls} & 13 & 16 & \\ \hline \text{total} & & \\ \hline \end{array} \) Question 1 (a)     How many boys are in the class? \( \require{AMSsymbols} \begin{array}{|c|c|c|c|} \hline &\text{swimmer} &\text{non-swimmer} &\text{total} \\ \hline \text{Boys} & \bbox[yellow,3px]{11} & […]