For the following questions answer them individually
If a data contains the first 12 natural numbers with corresponding frequencies as the squares of those natural numbers then the median of the data is
If $$(x_i, y_i), i = 1, ... , 7$$ are the ranks of the variables X, Y respectively such that $$\sum (x_i - y_i)^2 = 14$$, then the rank correlation between two variables is
When three cards are drawn at random from a well shuffled pack of 52 cards, the probability of getting at least one spade card is
If an integer is chosen at random from the first 125 natural numbers, then the probability that it is divisible by 6 but not by 8 is
A die is cast and a coin is tossed. The probability of getting at least 4 on the die and head on the coin is