5,381 Answered Questions for the topic probability

Probability Math Statistics

07/30/20

Probability Grade 12 Data Management Question

Hi I need help with this question: (I just want to know if I got the right answer)Suppose you buy a lottery ticket for which you choose five different numbers between 1 and 50 inclusive. The order... more
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Probability Math Statistics

07/30/20

Probability Grade 12 Data Management Question

Hi I need help with this question: (I just want to know if I got the right answer)Suppose you buy a lottery ticket for which you choose five different numbers between 1 and 50 inclusive. The order... more
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Expert Answers •1
Probability Math Statistics

07/30/20

DATA MANAGEMENT QUESTION HELP ASAP
If the starting line-up (11 players) of soccer team is introduced one-by-one, how many different ways could the line-up be announced if Kelina must be introduced first and Tanner must be... more
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Probability Math Statistics

07/30/20

PLEASE SOLVE THIS ASAP
A salon found that 20% of people who make appointments do not show up. If there are 31 appointments in total, what is the odds in favour of having fewer than 3 “no shows”? Show all your work.
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Probability Math Statistics

07/30/20

PLEASE HELP SOLVE THIS ASAP
The board members of a provincial organization receive a car allowance for travel to meetings. Here are the distances the board logged last year (in... more
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Probability Math Statistics

07/30/20

help me solve this stats/probability question
Eight people are to be seated at a rectangular table for dinner. Tanya will sit at the head of the table. Henry must not sit beside either Wilson or Nancy. In how many different ways can the people... more
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Probability Math Statistics

07/30/20

HELP ASAP FOR DATA MANAGEMENT QUESTION

Find the number of ways of arranging the letters in the word BEACHFRONT if the second and third letters must be consonant and the last letter must be a vowel. Show all your work.
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Probability Math Statistics

07/30/20

HELP WITH STANDARD DEVIATION QUESTION ASAP
Determine the class average if the standard deviation was 10 and Heffy’s mark of 76 % is equivalent to a z- score of 1.30. Show all your work
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Probability Math Statistics

07/30/20

HELP ANSWER NORMAL APPROXIMATION QUESTION ASAP
After a tough Data Management exam, Jacob decides to visit an amusement park and play the ring-toss game. He was told that the probability of winning a large stuffed animal on each toss is about... more
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Probability Math Statistics

07/30/20

please can someone answer this ASAP
How many paths spell STATISTICS? Show all your... more
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Probability Sampling Accuracy Random

07/29/20

How can I quantify the accuracy with which I can describe the probability of a random event occurring, using ten randomly synced fixed-interval sampling devices?
"Event A occurs randomly. I have ten sensors to detect the occurrence of this event, each sensor samples every ten seconds, and are randomly synced (i.e. could be simultaneous, may not be).Describe... more
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Probability Math Algebra 1 Algebra 2

07/29/20

Probability Question
There is a super ball machine in your grocery store that will give you one super ball for a dime and three super balls for a quarter. There are five colors of super balls. This machine... more
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Probability Statistics

07/29/20

Rebecca is twice as old as Rachel. Rachel is three years older than Jonah. Four years ago, Rachel was twice Jonah's age. How old is Rachel now?
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Probability

07/29/20

A probability question.
A jar contains 3 blue balls, 2 white balls and 5 red balls. A ball is selected at random and the colour of the ball is noted and replaced back into the jar. A second ball is selected and its colour... more
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Probability

07/28/20

How do I solve this problem?
if the probability of drawing a red card from a box is 3/8, what are the odds against drawing a red card from the box
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Probability

07/28/20

How do I solve this problem?
you are dealt two cards successively without replacement from a shuffled deck of 52 playing cards. find the probability that the first card is a heart and the second card is a diamond. round to... more
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Probability

07/28/20

How do I solve this problem?
You are dealt two card successively without replacement from a shuffled deck of 52 playing cards. Find the probability that the first card is a king and the second is a queen. Round to nearest... more
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Probability

07/28/20

What’s the probability?
Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green and 2 red marbles. Find probability that both marbles are white. Round to nearest thousandth
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Probability

07/28/20

What is 10/21 rounded to the nearest thousandth

10/21 rounded to nearest thousandth
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Probability

07/28/20

What’s the probability of getting a prime number or a 10?
a lottery game has balls numbered 1 through 21. what is the probability of selecting a ball with a prime number on it or a 10
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Probability

07/28/20

How many officers can be selected?
A dance team has three officers- colonel, lieutenant and captain. How many groups of officers can be selected from the 20 members
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Probability Math

07/28/20

please answer this ASAP
The heights of 16-month-old oak seedlings are normally distributed with a mean of 31.5 cm and a standard deviation of 10 cm. What is the range of heights between which 5 % of the seedlings will... more
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Probability Math

07/28/20

please answer this ASAP
Netflix Addiction. A research was conducted to assess the impact of Netflix on students’ academic performance. A random sample of 300 students resulted in a sample mean of 10.7 hours (watched per... more
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Probability Math Statistics Data

07/27/20

Data Management Normal Distribution Probability

The heights of 16-month-old oak seedlings are normally distributed with a mean of 31.5 cm and a standard deviation of 10 cm. What is the range of heights between which 5 % of the seedlings will... more
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Probability

07/27/20

conditional probability

How do I figure out how to do P(A' l B') given P(A and B), P( A' or B'), and P(B)?
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