To convert a capacity of 2.6 gallons to quarts which ratio would you multiply by remember that 1 gallon = 4 quarts. a. 4 quarts/1 gallon b. 1 gallon/4 quarts c. 2.6 gallons/4 quarts d. 4 quarts/ 2.6 gallons

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.