Ask Me Help Desk

Ask Me Help Desk (https://www.askmehelpdesk.com/forum.php)
-   Mathematics (https://www.askmehelpdesk.com/forumdisplay.php?f=199)
-   -   Probability of random samples (https://www.askmehelpdesk.com/showthread.php?t=425342)

  • Dec 15, 2009, 02:57 PM
    treashurebanks
    probability of random samples
    The probability that a person will get a cold this year is 0.7. If 4 people are selected at random, what is the probability that all 4 will get a cold this year?
  • Dec 15, 2009, 03:10 PM
    mathwiz3502

    this can be done with a simple formula
    P^# of times and in your case
    0.7^4

    • All times are GMT -7. The time now is 09:05 AM.