23 Answered Questions for the topic Probablity

07/25/18

Probability of Independent Events
A student ran out of time on a multiple choice exam and randomly guessed the answers for two problems. Each problem had 4 answer choices - a, b, c, d - and only one correct answer. What is the... more
Follows • 2
Expert Answers •1

03/12/18

What is the probability of selecting a jury of all​ students?
The grade appeal process at a university requires that a jury be structured by selecting seven individuals randomly from a pool of eleven students and eight faculty.     (a) What is the... more
Follows • 2
Expert Answers •1
Probablity

12/17/17

Caleb and Lori were playing a game of rolling two dice. To advance one must get a double or a sum of 8. Determine as a reduced fraction
P(double)
Follows • 2
Expert Answers •1
Probablity

10/21/17

If 30% of people taking an exam fail and 3 people take the exam what is the probability one will fail?
I need to know what the probability is one person fails out of three taking an exam when the percentage of failure is 30%. 
Follows • 2
Expert Answers •1
Probablity Combinations

10/10/17

Find the probability of the given event.
An unbiased coin is tossed five times. Find the probability of the given event. (Round your answer to four decimal places.)The coin lands heads more than once.
Follows • 2
Expert Answers •1
Probablity

09/27/17

A fair coin is flipped six times. What is the probability that heads occurs exactly 6 times if it is known that heads occurs at least four times?
Just as the title says.   A fair coin is flipped six times. What is the probability that heads occurs exactly 6 times if it is known that heads occurs at least four times?
Follows • 3
Expert Answers •1
Probablity

08/15/17

Probability
An auto parts seller finds that 1 in every 100 parts sold is defective. Find the probability that the first defective part sold is the tenth one.
Follows • 2
Expert Answers •1
Probablity

04/12/17

there are 12 shirts in your closet, five blue, three green, and four red. You randomly select one to wear. It is blue or green.
there are 12 shirts in your closet, five blue, three green, and four red. You randomly select one to wear. It is blue or green. this is a question of probability, and i keep thinking it's easy but... more
Follows • 2
Expert Answers •1
Probablity

02/18/17

below description for question
A random experiment consists of tossing a fair coin and rolling a die together. What is the probability of obtaining Tails on the coin and an even number on the die   a)0.25b)0.5c)1d)0.75
Follows • 2
Expert Answers •1
Probablity

12/13/16

When four standard six-sided dice are rolled, what is the most likely sum of the four numbers?
 a. 7 b. 14 c. 21 d. 28 e. none of these
Follows • 2
Expert Answers •1
Probablity

09/24/16

A friend asks you to play a game using a fair 6 sided # cube. If you roll a 2 you win 4 points, and if you roll a 5 you win 7 points. Rolling any other # causes
Please help me solve this. 
Follows • 3
Expert Answers •2
Probablity

04/20/16

Find the mean of all even numbers that can be formed using exactly three of the digits 2,3,5, and 7.
 Find the mean of all even numbers that can be formed using exactly three of the digits 2,3,5, and 7.
Follows • 2
Expert Answers •1
Probablity

04/18/16

Four coins are tossed. What is the probability of tossing all heads
 Independent and Dependent Events
Follows • 2
Expert Answers •1
Probablity

03/19/16

Finding probablity
Miguel Cabrera has had 369 at bats, and he has 127 hits and 21 home runs. (Note: The home runs are included in the hits data.) If he is challenged to a batting battle, what is the expected score of... more
Follows • 1
Expert Answers •1

12/08/15

What is the probability of drawing a yellow SweetTart three times in a row if each SweetTart selected is eaten before the next SweetTart is drawn?
jaylan has a fun size bag of SweetTarts. Inside the bag are 4 pink, 1 blue, 2 yellow, 3 purple and 2 green SweetTarts. 
Follows • 1
Expert Answers •1
Probablity Math

11/29/15

Probability
4 fair coins are simultaneously flipped and 1 fair 4-sided die (with numbers 1-4 on the faces) is tossed. What is the probability that the number of heads is equal to the number that comes up on... more
Follows • 3
Expert Answers •4
Probablity

10/12/15

Find the probability of being dealt 5 cards from a standard 52-card deck, and getting one pair.
I know there are 2598960 ways to draw 5 cards. I tried a few different ways to find the complete answer but I got it wrong every time.
Follows • 3
Expert Answers •2
Probablity

06/25/15

colors red,blue,white,green and orange repeat continually on a string of lights, and the first light is red. what is the color of the 44th light on the string?
Can someone please explain all the steps please
Follows • 2
Expert Answers •1

04/28/15

Is this company a good idea for Joey based on the information below?
Joey has determine that the probability of someone cracking their iphone screen in any given month is 4% and fixing it would cost Joey $43 per phone. Joey is considering charging $9.99 pe month for... more
Follows • 2
Expert Answers •1
Probablity

03/20/15

draw a tree diagram for the experiment that consists of flipping a coin, followed by rolling a die, followed by flipping a coin again
draw a tree diagram for the experiment that consists of flipping a coin, followed by rolling a die, followed by flipping a coin again
Follows • 2
Expert Answers •1
Probablity

11/30/14

find odda of evenet
Seven slips of paper marked with the numbers 1,2,3,4,5,6,7 are placed in a box and mixed well. Two are drawn what are the odds in favor of the sum of the numbers on the two selected slips is not 5?
Follows • 3
Expert Answers •2
Probablity

01/26/14

standard deviation
Assume that the heights of women are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. The cheerleaders for a local professional basketball team must be... more
Follows • 2
Expert Answers •1
Probablity

01/26/14

standard deviation
Assume that the salaries of elementary school teachers in the United States are normally distributed with a mean of $32,000 and a standard deviation of $3000. If a teacher is selected at random,... more
Follows • 3
Expert Answers •3

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.