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

How does the graph change between point A and point C? B С D E A F X The graph increases, then decreases. O The graph decreases, then remains constant. The grap
Someone help me please ASAP this is the only one I need
Elsa buys 3.5 gallons of gas for 12.46. Find the unit price in dollars per gallon. Round to ye the nearest cents
__________ locks can be changed after they are put in service, allowing for combination or key changes without a locksmith and even allowing the owner to change
Can someone please hlep me with this?​
Se ha medido la altura de varios a alumnos y se han obtenido las siguientes medidas: 1.63 m, 1.54 m, 1.67 m, 1.59 m. a. Halla el error absoluto de cada medida.
what is difference between work done by a fuel and work done by a moving object?​
define bohrs atomic theory
x = 7x - 5 = 2x + 5​
18+2x100= ??? help plz