There are 25 wards in a municipality. in the municipal election , 10 lady contestants won the ele tion .out of these 10 ladies ,4 are the members of the. winning party . if the winning party has 15 seats ,find the probability that a lady is selected as the municipal chairperson.

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

  or  

step-by-step explanation:

if the four friends split the cost, p, of the pizza evenly, then each friend pays one-fourth of the cost of the pizza.

the expression is   or  

69.64%

step-by-step explanation: