Using the following dataset, conduct a test to determine if people who prefer chocolate are significantly different than people who like ice cream on a test of happiness. Use = 0.05 and a two-tailed test. Hint: the variance (s²_x) for the Chocolate group is 32.14 and for the Ice Cream group is 25.

a. What is the null hypothesis?

b. Conduct the appropriate significance test.

c. Please tell me what the result means in your own words.

Chocolate	Ice Cream
10	5
15	15
25	15
15	5
25	5
15	15
20	10