Out of 600 customers, 360 like the new plastic bottle packaging of a certain softdrink. Is there sufficient evidence that the proportion of the customers/buyers who like the new packaging is not equal...

Out of 600 customers, 360 like the new plastic bottle packaging of a certain softdrink. Is there sufficient evidence that the proportion of the customers/buyers who like the new packaging is not equal to 50% at 0.02 level of significance?

a) What is the null and alternative hypothesis?

b) What is the correct decision?

c) State the conclusion