jeancope78 jeancope78

01-01-2018
Mathematics

contestada

Suppose a family has four children. What is the probability that at least two are female?

PLEASE PROVIDE EXPLANATION(:

Respuesta :

Аноним Аноним

01-01-2018

P(all 4 are male) = 1/2^4 = 1/16 ( assuming probability of 1 male = 1/2)

P( 3 are male) = 1/2^4*4 = 1/4

The rest will have at least 2 females

So probability of at least 2 females) = 1 - 1/16 - 1/4 = 1 - 5/16 = 11/16 answer

Answer Link

Otras preguntas

What is 9.35 as a fraction in simplest form?

What are the strength and direction of the electric field at the position indicated by the dot in the figure (Figure 1) ?

that I have adjxjsj hshdjx issixjnxn jsnsnsjdjs endjdjdn

"The points plotted below are on the graph of a polynomial. In what range of x-values must the polynomial have a root? Check all that apply. A. 2.5 to 3.5

3t – 18t + 4 = -26 what is t? and explenation please Thanks!!!

What percent of 80 is 76

ABCD Is a rhombus .AC=8cm and BD=3.5 cm .what is the aera of the rhombus

What nation experienced the Velvet Revolution, a peaceful and non-violent movement to remove Communists from power?

"A function is graphed on a coordinate grid. As the domain values approach infinity, the range values approach infinity. As the domain values approach negative

At a carnival, Cody bought 15 tickets. If he used 6 tickets trying to win the ring toss game, what is the ratio of tickets he has to tickets he's used?