AP stats Help please! on test statistics and chi square!?

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chlojo

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Your school administration wants to install new soft drink machines in the gym and cafeteria. Their market analysts want to know if flavor preference depends on the location. A random sample of 180 students was selected and interviewed. Their location and soft drink preference are given in the table.
cafe gym
Pepsi 30 20

Coke 33 57

Sprite 5 35


a) What are the expected counts?

b) What are the hypotheses for the chi-square analysis of these data?

c) Find the test statistic

d) Determine the degrees of freedom and the p-value.

e) State your conclusion.
 
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