Chicken Delight claims that 64% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 100 orders revealed that 58 were delivered within the promised time. At the 0.10 significance level, can we conclude that less than 64% of the orders are delivered in less than 10 minutes?

a.What is your decision regarding the below hypothesis?(Round the final answer to 2 decimal places.)

H₀is rejected ifz<.

b.Compute the value of the test statistic.(Round the final answer to 2 decimal places. Negative answer should be indicated by a minus sign.)

Value of the test statistic

H₀is

(Click to select)

not rejected

rejected

.