Each person in a random sample of 100 males and each in a random sample of 100 females was asked if they actively created some music by singing or playing an instrument last month. Thirty-two males and forty-eight females participated in a musical activity.
(a) State the null and alternative hypotheses.

(b) Make a table that includes the observed and expected cell frequencies as well as the contributions of each cell to the χ2 statistic.

(c) Conduct a χ2 test with α = .05. State your conclusion.

Question

Each person in a random sample of 100 males and each in a random sample of 100 females was asked if they actively created some music by singing or playing an instrument last month. Thirty-two males and forty-eight females participated in a musical activity.
(a) State the null and alternative hypotheses.
 
(b) Make a table that includes the observed and expected cell frequencies as well as the contributions of each cell to the χ2 statistic.

(c) Conduct a χ2 test with α = .05. State your conclusion.

Quizplus · Accepted Answer

The Answer of Each person in a random sample of 100 males and each in a random sample of 100 females was asked if they actively created some music by singing or playing an instrument last month. Thirty-two males and forty-eight females participated in a musical activity.
(a) State the null and alternative hypotheses.
 
(b) Make a table that includes the observed and expected cell frequencies as well as the contributions of each cell to the χ2 statistic.

(c) Conduct a χ2 test with α = .05. State your conclusion.

Each Person in a Random Sample of 100 Males and Each