Page of 2 O 3. A service station owner believes that equal numbers of customers prefer to buy gasoline on every day of the week. A manager at the service station disagrees with the owner and claims that the number of customers who prefer to buy gasoline on each day of the week varies. Test the manager's claim using a = 0.10. The owner surveyed 739 customers over a period of time to record each customer's preferred day of the week. Here's what he found. Mon Tues Wed Thurs Fri Sat Sun Number 103 103 126 103 111 96 97 4. An obstetrician has noticed that there seems to be a pattern to the genders of the babies that he delivers. That is, he tends to deliver boys and girls in clusters. In order to determine whether this pattern is true outside of his hospital, he calls four other hospitals in the region and obtains the following information regarding a random sample of births from the previous six months. Does the evidence gathered support the doctor's claim at a = 0.01? Nov/Dec Jan/Feb Mar/Apr Boy 158 165 153 Girl 149 147 154 5. Is there an association between gender and whether or not one eats 3 meals a day? Use the table below to test the relevant hypotheses at a significance level of 0.10. Usually eats 3 meals per day Rarely eats 3 meals per day Male 26 22 37 54 Female