1. Given the table below: Daily Low Frequency(F) Midpoint(xi) f* x (X-u)2 f (x-u)2 Temperature OF 34-39 40 - 45 46-51 5 52-57 7 58 - 63 11 64 - 69 6 70-75 1 Total 321 a) Complete the table. (20 points) b) Compute the approximation sample mean. Use the formula (5 points) c) Compute the approximation sample standard deviation. Use the formula (5points) Construct a frequency histogram. (10 points) e) Interpret the histogram (uniform, skewed to the left, skewed to the right, or bell-shaped) (5 Points)