Black and white

This task is about comparing probabilities.
BW-spinner.png
The arrow on this spinner has an equal chance of stopping on black or white when it is spun.

Question

a)  The arrow is spun once. Which of these is most likely?

    • The arrow points to black.

    • The arrow points to white.

    • Each of these two options are equally likely.

    • You cannot tell which option is more likely.

Question

b)  The arrow is spun twice. Which of these is most likely?

    • The arrow points to black both times.

    • The arrow points to white both times.

    • The arrow points to black once, and to white once.

    • Each of these three options are equally likely.

    • You cannot tell which of the three options is more likely.

Question Change answer

c)  The arrow is spun 10 times.
     Drag these statements below into order from the least likely to the most likely.
  • 1 black and 9 white
  • 3 black and 7 white
  • 8 black and 2 white
  • All 10 black
  • 5 black and 5 white