Ms. Speegle's fourth-grade class has 13 boys and 7 girls. She randomly selects two students to return books to the library. Find the probability that the students selected are the following. (Round...
Ms. Speegle's fourth-grade class has 13 boys and 7 girls. She randomly selects two students to return books to the library. Find the probability that the students selected are the following. (Round...
Two people are selected at random from fourteen men and eleven women. Find the probability that the first is a woman and the second is a man. (Enter your probability as a fraction.)
The letters of the word BETTER appear on a child's blocks, one letter per block. The child arbitrarily selects two of the blocks. Find the probability that the child selects a T followed by B. (Enter...
In the game of Greed, six dice are rolled. A player usually finds it desirable to roll at least one 5. (Round your answers to three decimal places. (a) Find the probability at least...
The fourth-grade class at Spring Valley Elementary School uses a computerized arithmetic review program. One segment contains 14 addition, 15 subtraction, 23 multiplication, and 8 division problems...
60% of the students in Mr. MacGregorâ€™s class did not earn a As on their final projects. 7% of the students who received As on their final projects also received As on their final exams. ...
The Good Guys have a series of 5 games to play, with 1 game each day from Monday to Friday.If it rains on the day of the scheduled game, the game is cancelled. There is a 30% probability of rain each...
Consider a square dart board with a circle inscribed in the square.Assume that you always hit the board and that each point of the square is equally likely to be hit. a) if you throw a dart, what...
A. Being a bad swimmer and drowning. B. Watching television and winning the lottery. C. Flipping two coins and having both show heads. D. Being a good...
In the state lottery, a player can buy a ticket that displays exactly 6 two-digit numbers having values in the range from 01 to 60. In a twice-a-week drawing, 6 numbered ping-pong balls are drawn...
A lab assigns a three digit identification number to each subject in an experiment. No two subjects have the same identification. How many number combinations can there be? Just want...
Assume that 30 percent of students have taken calculus in high school. Of those who have taken calculus in high school, 65 percent plan to major in science. Of those who did not take calculus in high...
Assume that the machine yields the item selected 70 percent of the time, and returns nothing 30 percent of the time. Three individuals attempt to use the machine. Let X be defined as the number of...
A drawer contains 16 black socks and 6 white socks. Two socks are selected at random from the drawer without replacement. Compute the probability that at least one of the socks is black?
A drawer contains 16 black socks and 6 white socks. Two socks are selected at random from the drawer without replacement. compute the probability that both socks are the same color?
two students agree to meet at 7:30 in the library to study together. one student says the probability that he will be late is .35 and the other says the probability that he will be late is .65. If...
If the normal distribution were used to find the probability of finishing this project in 24 weeks or fewer, what mean and standard deviation would be used? (a) 20.833 and 5.144 (b) 22.167...
Please help! Eva and brooke compete in a mathd contest as a team. The contest consists of two maths papers taken on separate occasions. The probability that they get a pass on the first paper...
You play a gamed e that requires rolling a six-sided then randomly choosing a colored card from a deck containing 3 red cards, 8 blue cards, and 6 yellow cards. Find the probability that you...
Between one year, how do I determin to use the percentage to the actual number?