Consider the function represented by the table

The base of a solid right pyramid is a square with an edge length of n units. the height of the pyramid is n - 1 units. sia (n-1 n

What is the approximate value of the correlation coefficient for the given graph? a. 1 b. 5 c. 3 d. -1

The random variable x has probability density function f (x) = k(−x²+5x−4) 1 ≤ x ≤ 4 or =0 1 show that k = 2/9 find 2 e(x), 3 the mode of x, 4 the cumulative distribution function f(x) for all x. 5 evaluate p(x ≤ 2.5). 6 deduce the value of the median and comment on the shape of the distribution.