Question

kamden is a mind - reading alien. he had each friend draw and look at a card, then he guessed whether the card had a star on it. the two - way frequency table below shows data on guess and true status of the cards the friends drew. complete the following two - way table of column relative frequencies. (if necessary, round your answers to the nearest hundredth.) kamden guessed a star kamden guessed not a star card had a star 4 2 card didnt have a star 1 752 kamden guessed a star kamden guessed not a star card had a star card didnt have a star

Explanation:

Step1: Calcular la frecuencia relativa de la columna 1, fila 1

Para la columna "Kamden guessed a star", el total de la columna es $4 + 1=5$. La frecuencia relativa de la fila "Card had a star" en esta columna es $\frac{4}{5}=0.80$.

Step2: Calcular la frecuencia relativa de la columna 1, fila 2

Para la columna "Kamden guessed a star", la frecuencia relativa de la fila "Card didn't have a star" es $\frac{1}{5}=0.20$.

Step3: Calcular la frecuencia relativa de la columna 2, fila 1

Para la columna "Kamden guessed not a star", el total de la columna es $2+2 = 4$. La frecuencia relativa de la fila "Card had a star" en esta columna es $\frac{2}{4}=0.50$.

Step4: Calcular la frecuencia relativa de la columna 2, fila 2

Para la columna "Kamden guessed not a star", la frecuencia relativa de la fila "Card didn't have a star" es $\frac{2}{4}=0.50$.

Answer:

	Kamden guessed a star	Kamden guessed not a star
Card didn't have a star	0.20	0.50