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Questions and Answers
If event X can be decomposed into three stages A, B, and C, where stage A occurs in m ways, stage B occurs in n ways, and stage C occurs in p ways, then the total number of ways event X can occur is:
If event X can be decomposed into three stages A, B, and C, where stage A occurs in m ways, stage B occurs in n ways, and stage C occurs in p ways, then the total number of ways event X can occur is:
- m + n + p
- m × (n + p)
- m × n × p (correct)
- n × (m + p)
In a quiz, a student has to answer 5 questions from a set of 10 questions. In how many ways can the student select the questions?
In a quiz, a student has to answer 5 questions from a set of 10 questions. In how many ways can the student select the questions?
- 10 × 5
- 10 × 9 × 8 × 7
- 10 × 9 × 8 × 7 × 6
- 10 × 9 × 8 × 7 × 6 / 5! (correct)
A committee of 3 people is to be formed from a group of 12 people. In how many ways can the committee be formed?
A committee of 3 people is to be formed from a group of 12 people. In how many ways can the committee be formed?
- 12 × 3
- 12 × 11 × 10
- 12 × 11 × 10 × 3
- 12 × 11 × 10 / 3! (correct)
What is the number of ways to select exactly one course from 7 morning courses and 5 evening courses?
What is the number of ways to select exactly one course from 7 morning courses and 5 evening courses?
A password consists of 5 characters, where each character can be one of 26 letters or 10 digits. In how many ways can the password be formed?
A password consists of 5 characters, where each character can be one of 26 letters or 10 digits. In how many ways can the password be formed?
A bookshelf has 5 shelves, and each shelf can hold 8 books. In how many ways can the books be arranged on the shelves?
A bookshelf has 5 shelves, and each shelf can hold 8 books. In how many ways can the books be arranged on the shelves?
If a set of objects has 'n' items, and 'p' is a prime number, what is the value of Ep(n!)?
If a set of objects has 'n' items, and 'p' is a prime number, what is the value of Ep(n!)?
What is the fundamental principle of counting used to find the number of ways to select exactly one course from 7 morning courses and 5 evening courses?
What is the fundamental principle of counting used to find the number of ways to select exactly one course from 7 morning courses and 5 evening courses?
A team of 3 people is to be formed from a group of 12 people, where the order of selection matters. In how many ways can the team be formed?
A team of 3 people is to be formed from a group of 12 people, where the order of selection matters. In how many ways can the team be formed?
If a set of objects has 'n' items, and 'p' is a prime number, what is the number of ways to arrange 'n' items in a circular pattern, if 'p' of them are identical?
If a set of objects has 'n' items, and 'p' is a prime number, what is the number of ways to arrange 'n' items in a circular pattern, if 'p' of them are identical?
What is the term for the arrangement of objects in a specific order, where the order of the objects matters?
What is the term for the arrangement of objects in a specific order, where the order of the objects matters?
What is the principle used to find the total number of ways to select one course from either morning or evening courses, if the morning and evening courses are mutually exclusive?
What is the principle used to find the total number of ways to select one course from either morning or evening courses, if the morning and evening courses are mutually exclusive?
What is the value of 0!?
What is the value of 0!?
What is the value of n! when n is a negative integer?
What is the value of n! when n is a negative integer?
What is the exponent of the prime p in n!?
What is the exponent of the prime p in n!?
What is the value of 5!??
What is the value of 5!??
What is the formula for n!?
What is the formula for n!?
What is the value of E_p(n) in terms of n and p?
What is the value of E_p(n) in terms of n and p?
How many ways can 3 different things be arranged from a set of 3 things?
How many ways can 3 different things be arranged from a set of 3 things?
What is the formula for the number of permutations of n objects taken r at a time?
What is the formula for the number of permutations of n objects taken r at a time?
If nP4 : nP5 = 1 : 2, then what is the value of n?
If nP4 : nP5 = 1 : 2, then what is the value of n?
What is the number of ways to arrange n different objects taken all at a time?
What is the number of ways to arrange n different objects taken all at a time?
What is the term for the arrangement of objects in a specific order, where the order of the objects matters?
What is the term for the arrangement of objects in a specific order, where the order of the objects matters?
If m objects are alike of one kind and the remaining (n-m) objects are alike of another kind, what is the total number of permutations of these n objects?
If m objects are alike of one kind and the remaining (n-m) objects are alike of another kind, what is the total number of permutations of these n objects?
What is the number of ways to arrange 5 objects, where 2 objects are always together?
What is the number of ways to arrange 5 objects, where 2 objects are always together?
In how many ways can 5 males and 3 females be arranged in a row such that no two females are together?
In how many ways can 5 males and 3 females be arranged in a row such that no two females are together?
What is the formula for the number of permutations of n objects, where p1 are alike of one kind, p2 are alike of another kind, and so on until pr are alike of the rth kind?
What is the formula for the number of permutations of n objects, where p1 are alike of one kind, p2 are alike of another kind, and so on until pr are alike of the rth kind?
What is the number of ways to arrange 5 objects in a circular pattern, where 2 objects are identical?
What is the number of ways to arrange 5 objects in a circular pattern, where 2 objects are identical?
What does the notation â‚‹â‚™C â‚š or C(â‚™, â‚š) represent?
What does the notation â‚‹â‚™C â‚š or C(â‚™, â‚š) represent?
What is an example of a combination?
What is an example of a combination?