Topic
Q:
10. Analyze What is the probability of rolling an odd number on a number
cube? How does that compare to the probability of rolling an even
number?
Q:
When rolling two dice, what is the
probability of getting an even
number of points?
Q:
4. In a class of 28 students, 25 were wearing blazers or ties or both.
Seven wore blazers with no tie and eight wore blazers and ties.
(i) Show this information on a Venn diagram.
(ii) Find the probability that a student selected at random was wearing a tie but not a
blazer.
(iii) Find the probability that a student selected at random was wearing neither a tie
nor a blazer
Q:
4. In a class of 28 students, 25 were wearing blazers or ties or both.
Seven wore blazers with no tie and eight wore blazers and ties.
(i) Show this information on a Venn diagram.
(ii) Find the probability that a student selected at random was wearing a tie but not a
blazer.
(iii) Find the probability that a student selected at random was wearing neither a tie
nor a blazer.
Q:
4. In a class of 28 students, 25 were wearing blazers or ties or both.
Seven wore blazers with no tie and eight wore blazers and ties.
(i) Show this information on a Venn diagram.
(ii) Find the probability that a student selected at random was wearing a tie but not a
blazer.
(iii) Find the probability that a student selected at random was wearing neither a tie
nor a blazer.
Q:
(a) The rate at which a hen lays eggs of the time she lays at
Poisson distribution, and \( 99.73 \% \) of
least one egg each week.
(i) Calculate an estimate for the average number of eggs
the hen lays each week.
Q:
17. ¿Qué probabilidad hay de que el puntaje
obtenido sea estrictamente mayor que 6 ?
\( \begin{array}{llll}\text { A. } \frac{20}{12} & \text { B. } \frac{12}{20} & \text { C. } \frac{20}{16} & \text { D. } \frac{20}{20}\end{array} \)
Q:
19. ¿Qué probabilidad hay de que el puntaje
obtenido sea un número entre 2 y 10 ?
\( \begin{array}{llll}\text { A. } \frac{11}{20} & \text { B. } \frac{12}{20} & \text { C. } \frac{20}{16} & \text { D. } \frac{16}{20}\end{array} \)
Q:
17. ¿Qué probabilidad hay de que el puntaje
obtenido sea estrictamente mayor que 6 ?
\( \begin{array}{llll}\text { A. } \frac{20}{12} & \text { B. } \frac{12}{20} & \text { C. } \frac{20}{16} & \text { D. } \frac{20}{20}\end{array} \)
Q:
16. ¿Qué probabilidad hay de que el puntaje
obtenido sea estrictamente menor que 8 ?
\( \begin{array}{llll}\text { A. } \frac{12}{20} & \text { B. } \frac{11}{20} & \text { C. } \frac{16}{20} & \text { D. } \frac{8}{40}\end{array} \)
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