🎲 probability

1. **Problem statement:** Calculate the probabilities of drawing sequences of red (R) and blue (B) balls from a set where the probability of red is $0.6$ and blue is $0.4$, followi

1. **Problem statement:** We have a stock price that varies uniformly between $16 and $25.

1. **State the problem:** We have two fair four-sided spinners, each labeled with values 2, 3, 4, and 5. We spin both and add the results. We want to find the probability that the

1. **State the problem:** We want to find how many different ways it is possible to get a total of 6 when two fair spinners are spun and their results are added together. 2. **Unde

1. **State the problem:** We want to find the probability of drawing three red marbles in a row from the bag described. 2. **Count total marbles:** The bag has 4 rows and 4 columns

1. **State the problem:** We want to find the probability that a randomly selected stock paid dividends. 2. **Identify the data:** From the table:

1. **Problem statement:** A bag contains only 10 cent and 20 cent coins. Josip draws two coins with replacement and records their values. The probability that the mean value of the

1. ችግኙን እንደምን እንደ random selection እንደሚታወቀው እንመለከት። 2. በ random selection ስር ከሚከተሉት ነገሮች አንዱ ይሆናል፡ እንደ ምሳሌ ከአንድ ስብስ ውስጥ አንድ ነገር ማምረጥ።

1. **Problem statement:** We have 10 balls numbered from 1 to 10. Two balls are drawn at random, and the sum of their numbers is 15. We want to find the probability that one of the

1. **State the problem:** We want to find the probability that a rearrangement of the letters in the word "SUNDAY" begins with the letter Y and ends with the letter S. 2. **Total n

1. **State the problem:** We want to find the probability that a rearrangement of the letters in the word "SUNDAY" begins with the letter Y and ends with the letter S. 2. **Total n

1. **State the problem:** We want to find the probability that Arjan chooses the same move in both games of rock-paper-scissors. 2. **Understand the probabilities:** The probabilit

1. **State the problem:** We have a group of 40 people who played two games: Skittles and Wheel of Fortune. We want to find the fraction of the group that did not win a prize on th

1. **State the problem:** We want to find the probability that at least one of the two customers buys a vanilla ice cream. 2. **Understand the tree diagram:** The first customer ca

1. **State the problem:** We want to find the probability that Clara wins exactly one of the two games.

1. **State the problem:** We want to find the probability that it is actually raining in Newcastle given that all three friends say it is raining. 2. **Define events:** Let $R$ be

1. **Problem statement:** We have a discrete random variable $X$ with values $k=0,1,2,3$ and probabilities $P(X=k) = p_0, p_1, 0.2, 0.1$ respectively.

1. **Problem Statement:** A student has two spinners: Spinner X with 2 equal sections labeled "Red" and "Blue", and Spinner Y with 3 equal sections labeled "1", "2", and "3". The s

1. **State the problem:** A dog shelter has 6 German shepherds, 16 chihuahuas, 8 pit bulls, and 20 mix breeds. We want to find the probability that a randomly selected dog is eithe

1. **State the problem:** Mr. Johnson's class has 13 students with an A average, 10 with a B average, 4 with a C average, and 3 with a D average. We want to find the probability th

1. **State the problem:** We are given that the experimental probability of a book reader having a defective backlight is $\frac{1}{x}$. We need to find the value of $x$. 2. **Unde