नीचे दी गई बारंबारता वितरण तालिका के आधार पर, क्षेत्र में माध्य (औसत) तापमान की गणना कीजिए। | तापमान सीमा (°C) | स्टेशनों की संख्या | | :--- | :--- | | 0 - 10 | 1 | | 10 - 20 | 2 | | 20 - 30 | 3 | | 30 - 40 | 4 | | 40 - 50 | 5 | | 50 - 60 | 4 | | 60 - 70 | 3 | | 70 - 80 | 2 | | 80 - 90 | 1 |

In a moderately skewed distribution, if Mean = 12 and Median = 8, then using Empirical relation (Mode = 3 Median - 2 Mean), what is the value of Mode?

If 4y - 5x = 15 is the regression line of y on x and the coefficient of correlation between x and y is 0.75, what is the value of the regression coefficient of x on y (bxy)?