Figure 1.23 shows the distance from home, in miles, of a person on a 5-hour trip. (a) Estimate the vertical intercept. Give units and interpret it in terms of distance from home. (b) Estimate the slope of this linear function. Give units, and interpret it in terms of distance from home. (c) Give a formula for distance,D, fromhome as a function of time, t in hours. 1 2 3 4 5 200 400 600 t (hours) D (miles) Figure 1.23 1

Rabbit 23March2016-PlantPathology-Dr.Lawrence-AuburnUniversity Tobaccomosaicvirus • finaltest(knowit’savirus) • mottlingofleaves • NEVERwillfindasign;nosignbecausevirusparticlessotiny • severesymptoms • moresevereonyoungertissue • nocureforit • seeddiscolorationblackhilumspreads • control:sanitation,avoidhostfor2years,biocontrol,milk(denaturestheproteins),...