For each of the following statements, select Yes if the statement must be true of a boy selected at random from a model population. Otherwise, select No.

A boy, John, selected at random from a model population runs a 10:50 kilometer. Another randomly selected boy, Peter, runs a 10:00 kilometer. Both boys measured 80cm tall. The difference in their percentiles in height among boys who run their respective speeds is most closest to

For each of the following statements, select Yes if the statement must be true of a boy selected at random from a model population. Otherwise, select No.

Assume that for the four nights that spring break travelers stay, beach houses outside the waterfront area are available at their lowest rate. 

For the following cities, select Yes if spring break traveler groups would be more likely to reserve a beach house in the front row of the waterfront block than getting a beach house outside the waterfront area. Otherwise, select No. 

Many individuals stand to benefit financially from spring breakers coming out for their vacations. For each of the following individuals, choose Gain if the individual would likely earn more money if beach houses in the front row block are vacant because of attendees using ROWFA strategies. Otherwise select No Gain. 

For each of the following spring break destinations, select Yes if a spring break traveler going for the 4-night package would spend less money by employing the ROWFA strategy -- paying the lowest possible beach house rate outside the waterfront area and paying the non-discounted plane ticket price -- than by reserving a front row beach house in the block. Otherwise, select No

Select Yes if the percentage discount on the plane ticket (compared to the original price) exceeds the percentage discount for reserving the lowest rate beach house in the waterfront area (compared to the block rate in the waterfront area). Otherwise, select No. 

Assume that spring break operators receive a reimbursement from the waterfront beach housing organization (which owns the waterfront beach houses) for 25% of the front row block rate for each unoccupied beach house in the front row block of the waterfront area. 

For each of the following spring break operators, select Yes if the spring break operator would lose beach house revenue if a room in the block is vacant because a traveler group employed the ROB strategy. Otherwise, select No.

Assume that all beach houses at the waterfront are available for the 4 days indicated and all beach houses in the city are available at their lowest rates during these 4 days. 

Which one of the following destinations is most likely to have spring break travelers favoring the ROB strategy over the ROWFA strategy? 

For each of the following destinations, select Yes if a spring break traveler group would spend more money by employing the ROB strategy -- paying the lowest possible waterfront beach house rate in the waterfront area and paying the nondiscounted plane ticket price -- than by reserving a beach house in the first row of the waterfront block. Otherwise, select No.