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Question 4 5 When Why aft the Examine the data in Table 2. ") Make a scatter plot. Do the speed and sound level seem to Correlate just by Looking at the data.? b) Calculate the Pearson Correlation coefficient and the coefficient of determination. what do these tell about the correlation () Add a regression line to the data. what is the coefficient of determination? d) what is the expected sound level, If the speed is 300 knots Question, of Speed knot sound (dB ) Examine Table 250 83 340 89 320 85 330 89 346 92 260 85 280 84 395 92 380 92 400 93 3 35 9) 280 86 Table 2: Airplane speed and sound level in the cockpit measured data