sarahshockley5750 sarahshockley5750

12-05-2018
Mathematics

contestada

If 10% of all us citizens are left-handed, find the probability that all will not be left-handed if 3 us citizens are chosen at random.

Respuesta :

sqdancefan sqdancefan

16-05-2018

The probability that each is right-handed is 0.9, so the probability that all are right-handed (none is left-handed) is
0.9³ = 0.729

Answer Link

Otras preguntas

Increase £16870 by 3% Give your answer rounded to 2 DP

. In which reaction is nitric acid acting as an oxidising agent? A. CuO + 2HNO3 → Cu(NO3)2 + H2O B. Cu + 4HNO3 → Cu(NO3)2 + 2H2O + 2NO2 C. Na2CO3 + 2HNO3 → 2NaN

2 Points Find the point that lies on the line described by the equation below. y-3=3(x-9) A (3.9) B. (27,3) O C. (9.-3) OD. (9.3) SUBMIT

Junker’s Stash started the Year 2 accounting period with the balances given in the financial statements model shown below. During Year 2, Junker’s Stash experie

Which of the following best describes serfs?

draw the graph of 2x-3y=7

Single word or nounphrase that replaces a dependent clause is called

A tin is a right circular cylinder with a diameter of 6 meters and a height of 10 meters. What is the surface area of this tin, in terms of pi

If a box of supplies is dropped from the cargo hold of an airplane travelling at an altitude of 4,410 meters how long will it take to reach the ground! Also wha

what are the solutions of x^2+3x-4=0