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GMAT Statistics and Probability — practice questions — page 5

Explore 198 free Statistics and Probability questions in GMAT Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Statistics and Probability questions and exercises with answers

Showing questions 121–150 of 198.

Add or multiplyRead the answer and worked solution →Sort the probability wordsRead the answer and worked solution →Type the numberRead the answer and worked solution →Probability bingoRead the answer and worked solution →One ace is drawn from a deck and kept aside. P(the next card is an ace)?Read the answer and worked solution →A fair coin is tossed 3 times. P(at least one head)?Read the answer and worked solution →In probability, the empty set is the event calledRead the answer and worked solution →When a die is thrown, getting a multiple of 7 isRead the answer and worked solution →A sample space has n distinct elements. How many simple events does it have?Read the answer and worked solution →How many simple events arise when two coins are tossed together?Read the answer and worked solution →Three coins are tossed. How many sample points favour exactly one head?Read the answer and worked solution →The complementary event 'not A' of an event A in a sample space S isRead the answer and worked solution →For events A and B, the union A U B stands for the eventRead the answer and worked solution →The event 'A but not B' corresponds to the setRead the answer and worked solution →Events 'odd number' and 'even number' on one die areRead the answer and worked solution →Two events are mutually exclusive when theyRead the answer and worked solution →Events E1, E2, ..., En are exhaustive when their union isRead the answer and worked solution →On a die, the events 'less than 4', 'a 3 or 4' and 'greater than 4' areRead the answer and worked solution →Two dice are thrown. How many outcomes give a sum greater than 11?Read the answer and worked solution →How many outcomes are there when two dice are thrown once?Read the answer and worked solution →Two dice: 'sum less than 4' and 'sum greater than 11' areRead the answer and worked solution →Two dice: events 'sum even' and 'sum multiple of 3' share how many outcomes?Read the answer and worked solution →In three coin tosses, 'no head', 'exactly one head' and 'at least two heads' areRead the answer and worked solution →An event E of a sample space has occurred if the outcome wRead the answer and worked solution →In the axioms of probability, the value of P(S) isRead the answer and worked solution →The probability of the impossible event isRead the answer and worked solution →By the first axiom, for any event E the value P(E) isRead the answer and worked solution →The probability function takes values in the intervalRead the answer and worked solution →For mutually exclusive events E and F, P(E U F) equalsRead the answer and worked solution →The domain of the probability function P is theRead the answer and worked solution →

Worked practice questions

Add or multiply

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Upper category
Add
Lower category
Multiply
Items
  1. Category
    Add
    Item
    A or B
  2. Category
    Add
    Item
    Either one
  3. Category
    Add
    Item
    Exclusive
  4. Category
    Add
    Item
    Union
  5. Category
    Multiply
    Item
    A and B
  6. Category
    Multiply
    Item
    Both occur
  7. Category
    Multiply
    Item
    Then next
  8. Category
    Multiply
    Item
    Joint
Instructions
Send each situation to the addition track or the multiplication track.
_Source: OpenStax Introductory Statistics 2e, Chapter 3, Probability Topics._

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Sort the probability words

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Items
  1. Group
    Basics
    Item
    Sample space
  2. Group
    Basics
    Item
    Event
  3. Group
    Basics
    Item
    Outcome
  4. Group
    Relations
    Item
    Independent
  5. Group
    Relations
    Item
    Exclusive
  6. Group
    Relations
    Item
    Complement
  7. Group
    Rules
    Item
    Addition
  8. Group
    Rules
    Item
    Multiply
  9. Group
    Rules
    Item
    Conditional
Groups
  1. Item
    Basics
  2. Item
    Relations
  3. Item
    Rules
Instructions
Drop each word onto basics, relations or rules.
_Source: OpenStax Introductory Statistics 2e, Chapter 3, Probability Topics._

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Type the number

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Questions
  1. Answer
    6
    Question
    Outcomes in the sample space of one fair die
  2. Answer
    52
    Question
    Cards in a standard deck
  3. Answer
    13
    Question
    Spades in a standard deck
  4. Answer
    51
    Question
    Cards left for a second draw without replacement
  5. Answer
    1
    Question
    Sum of the probabilities of an event and its complement
  6. Answer
    3
    Question
    Ways named to represent a sample space
Instructions
Type the number only.
_Source: OpenStax Introductory Statistics 2e, Chapter 3, Probability Topics._

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