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This scatterplot shows the performance of a thermocouple using the variables temperature difference and voltage Voltage in mV LO 5 4 5 4 3 5 3 2 5 2 1 5 5 0 Performance of a Thermocouple 10 30 40 50 60 Temperature Difference in C 20 Select the answer choice that accurately describes the data s form direction and strength in the scatterplot Form The data pattern is nonlinear O Direction There is a positive association between temperature difference and voltage Strength The data pattern is weak Form The data pattern is linear O Direction There is a negative association between temperature difference and voltage Strength The data pattern is strong Form The data pattern is linear O Direction There is a positive association between temperature difference and voltage Strength The data pattern is strong 70 80