Notes on Year One Mechanics - Edexcel, Pearson (2017)
Notes on Year One Statistics - Pearson, Edexcel (2017)
As level Edexcel chapter 6 statistical distribution
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, Prior Knowledge Check
1) A bag contains three red balls, 3) Poppy rolls a dice. She keeps
four yellow balls and two blue rolling until she gets a 6. Work
balls. A ball is chosen at random out the probability that she rolls
from the bag. Write down the the dice:
probability that the ball is:
𝟐𝟓
𝟒 a) Exactly three times
𝟐
a) Blue 𝟗 b) Yellow
𝟐𝟏𝟔
𝟗
𝟐 𝟏𝟏
c) Not red d) Green 𝟎 b) Less than 3 times
𝟑
𝟑𝟔
2) Three coins are flipped. Write 𝟏𝟐𝟓
c) More than three times
down all the possible outcomes. 𝟐𝟏𝟔
𝑯𝑯𝑯 𝑻𝑯𝑯 𝑯𝑻𝑻
𝑯𝑯𝑻 𝑻𝑻𝑻 𝑻𝑯𝑻
𝑯𝑻𝑯 𝑻𝑻𝑯
, Teachings for
Exercise 5A
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