Bài tập vế nhà

Multiple Choice

What is sample space?

• The result of a coin flip
• Set of all possible outcomes of a random experiment
• The number of trials in an experiment
• The average of all possible outcomes

Multiple Choice

Which of the following events is an independent event?

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• Choosing a black sock from a drawer of socks
• Drawing a red card from a deck of cards
• Picking a yellow M&M from a bag of M&Ms
• Flipping a coin and rolling a dice

Multiple Choice

What is the sample space when 2 dice are assigned?

• 12 possible outcomes
• 24 possible outcomes
• 6 possible outcomes
• 36 possible outcomes

Multiple Choice

Which of the following events is an incompatible event?

• Watching a movie and going for a run
• Cooking dinner and cleaning the house
• Reading a book and taking a nap
• Attending a concert and studying for an exam

Multiple Choice

Roll the dice twice. Event A is the event that after 2 tosses there is at least one 6-dot face:

• A = {(1;6),(2;6), (3,6), (4; 6), (5, 6)}

• A = {(1;6),(2;6), (3,6), (4; 6), (5, 6), (6;6)}

• A = {(1;6),(2;6), (3,6), (4; 6), (5, 6), (6; 6), (6;1),(6;2),(6;3), (6;4),(6;5)}

• A = {(6;1),(6;2), (6;3), (6;4),(6;5)}

Multiple Choice

A box contains 𝟏𝟎 cards, numbered from 𝟏 to 𝟏𝟎. Randomly select 𝟑 cards. Let 𝑨 be the event such that the total number of 𝟑 selected cards does not exceed 𝟖. The number of elements of event 𝑨 is:

• 2

• 4

• 3

• 5