Practice Summary (1.9) - Random Experiments - Mathematics - iii (Differential Calculus)

Practise this section

9 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is a random experiment?
Show hintHide hint
Think about experiments that involve chance, like coin flips.
Question 2.
List the two outcomes of a coin toss.
Show hintHide hint
What can happen when you flip a coin?
3Question 3.
What defines a random experiment?
- Outcomes can be predicted
- Outcomes cannot be predicted
- Outcomes are always the same
Show hintHide hint
Think about the word 'random.'
4Question 4.
T or F: A sample space includes only favorable outcomes.
- True
- False
Show hintHide hint
What outcomes are included in a total set?
Question 5.
A light bulb’s lifetime is modeled as a continuous random variable. If the expected lifetime is 1000 hours, describe how you might analyze the probability of a bulb lasting less than 800 hours.
Show hintHide hint
Consider how distributions define probabilities over ranges.
Question 6.
In an experiment of rolling two dice, compute the probability of getting a sum of 7. Explain your methodology.
Show hintHide hint
Think about combining different outcome pairs.

5 more questions in this section. Enroll free to practise them all.