4. Plot the following data manually to create a standard curve. What will be the Independent variable? Draw the best-fit line through the data points and display the equation. What is the valid data here? Explain. (4 points) Glucose standard curve data hhenrhanno moseirad at Ran nm 5. You test one unknown sample and measure the absorbance (A) at 540nm. The sample gives an absorbance value of 0.250. Which is the amount of glucose at that absorbance? Show why. (1 pt) a) 0.22 b) 0.25 c) 0.28 d) 0.31 e) 0.5