Hypothesis test of two means

Reference no: EM1315630

Hypothesis: Democrats and Republicans differ with respect to attitudes. Random samples of 10 Republicans and 10 Democrats are selected and each subject is given a test. The scores are then compared.

Democrats: 14, 8, 10, 12, 3, 10, 12, 10, 9, 8

Republicans: 13, 10, 11, 14, 8, 12, 14,12,10,10

a) Do you accept or reject the null hypothesis?

b) Is there a significant difference between the scores between the Republicans and the Democrats?

c) What kind of research is this, post facto or experimental?

d) Identify the IV and the DV>

Reference no: EM1315630

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