Daily Practice

Higher

24th December 2024

5 questions · Higher tier · 360 questions in this band

1
Mutually Exclusive Events
A game has four mutually exclusive outcomes: win, draw, lose, abandoned. P(win) = 0.45, P(draw) = 0.2, P(abandoned) = 0.05. Find P(lose).
2
Pie Charts
A sector has an angle of 72 degrees in a pie chart representing 50 people in total. How many people does this sector represent?
3
Sample Space Diagrams
Using the two-coin sample space, find P(exactly one head).
4
Relative and Expected Frequency
A dice is rolled 120 times and shows a 6 on 15 of those rolls. Find the relative frequency of rolling a 6.
5
Stem and Leaf Diagrams
A back-to-back stem-and-leaf diagram compares two classes' test scores. For stem 7, Class A (left side) has 3 leaves and Class B (right side) has 4 leaves. Which class had more students scoring in the 70s?

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