Answer:
Step-by-step explanation:
T1 = town1
T2 = town2
T3 = town3
S = summer
W = winter
T = total
T1 : S = 567 ; W = 87 ; T = 654
T2: S = 345 ; W = 102 ; T = 447
T3: S = 143 ; W = 158 ; T = 301
T. 1055 ; 347 ; 1402
joint relative frequency of those in Town 2 who take a summer vacation
345 / 1402 = 0.246 or 25%.
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