mariambaluch21
mariambaluch21 mariambaluch21
  • 01-05-2020
  • Mathematics
contestada

John flips a fair coin 40 times. How many times can he expect heads to appear?
4
10
15
20

Respuesta :

ang82
ang82 ang82
  • 01-05-2020
The answer is 20, since it’s heads and tails you have a half and half chance, therefore you divide 40 in half and get 20
Answer Link

Otras preguntas

What argument is Frisch making? This is the thesis statement
15 POINTS HELP ASAP NEED IT IN 5 MINS give a description of green lake if someone has never seen one
Which war was critical in the writing of the "Star Spangled Banner"? A) The Civil War B) The Mexican War C) The War of 1812 D) The American Revolu
As a flock of canadian geese flies overhead in its familiar "v" formation, the geese are seen as _____ and the sky as _____.
Help with this problem
What is the link between heredity and tobacco addiction?
Classify each polygon by its number of sides. Drag the choices into the boxes to correctly classify each polygon.
soy nuevo en la escuela no se ingles nadama español
Find the numbers b such that the average value of f(x) = 15x2 − 42x + 6 on the interval [0, b] is equal to 2.
hich is the best strategy to follow when you write a report or an essay?        A. Write it in one sitting and revise it only once.   B. Work on it over several