c) Make the decision to reject or fail to reject the null hypothesis.

Q5. [2+3 +3] A publisher reports that 30% of their readers own a laptop. A marketing executive wants to test the claim that the percentage is actually different from the reported percentage. A random sample of 110 found that 20% of the readers owned a laptop. (a) Is it a left tailed or a right tailed or a two tailed test? {a} Compute the test statistic