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Probability and Statistics
Page 3
Questions (4,622)
Consider a Poisson process with rate lambda = 2 and let T be the time of the first arrival.
1. Find the conditional PDF of T
9 answers
asked by
SC
3,913 views
A survey shows that 15% of men in a certain town are tall. if a man is chosen on the street of the town are afternoor. What is
7 answers
asked by
Amadou kanteh
1,563 views
1. Suppose you spin the spinner once. Find the probability.
R, R, R, R, B, B, G, Y P(yellow) A. 1/8*** B. 1/6 C. 1/4 D. 1/2 2.
40 answers
asked by
slush
9,845 views
6 black counters and 4 white counters in bag A.
7 black counters and 3 white counters in bag B. 5 black counters and 5 white
7 answers
asked by
Alexander
5,958 views
find the probability of spinning each of the following p (7)
1/7* 1/8 3/8 7/8 P(not 7) 1/7 1/8 5/8 7/8 P(a multiple of 2) 0.25
27 answers
asked by
Anonymous
4,494 views
A box contains some white balls and some blue balls. There are 5 more blue balls than white balls. One ball is removed at random
9 answers
asked by
Courtney
3,013 views
How do you solve:
n is 2 given that it is even The directions say "let n be a randomly selected integer from 1-20. Find the
4 answers
asked by
PLEASE HELP ME OUT!!
1,994 views
The average age of chemical engineers is 37 years with a standard deviation of 4 years. If an engineering firm employs 25
4 answers
asked by
Anonymous
2,422 views
A defective coin minting machine produces coins whose probability of Heads is a random variable Q with PDF
fQ(q)={3q2,0,if
5 answers
asked by
A
8,491 views
PROBLEM 2
Let X and Y be independent random variables, with X uniformly distributed on [0,1] and Y uniformly distributed on
4 answers
asked by
SC
2,317 views
A fair tetrahedral dice (with face number 1,2,3,4)and a fair coin are tossed together.
A) construct a table for the sample space
4 answers
asked by
Winnie faith
299 views
An experiment involves picking a card from a selection of cards numbered 5, 10, and 15. In equation form, what is the
3 answers
asked by
jerem
313 views
Consider a Poisson process with rate λ. Let N be the number of arrivals in (0,t] and M be the number of arrivals in (0,t+s],
4 answers
asked by
JuanPro
2,186 views
A bag contains 6 red marbles, 3 white marbles, and 7 blue marbles. You pick a marble without looking. Find the probability of
53 answers
asked by
Emily
19,365 views
if you roll a die 54 times how many times would you expect it to land on 6
5 answers
asked by
anna vullo
995 views
Two coins were tossed 10 times. The results are shown below.
toss: 1 | 2| 3 | 4 | 5 | 6 | 7 | 8 | 9 | |10 results: hh | tt | ht |
15 answers
asked by
davonte s
3,248 views
Your drawer contains 7 red socks and 6 blue socks. It's too dark to see the color of the socks, so you randomly pull two socks
4 answers
asked by
Anonymous
1,529 views
If you roll a 6-sided die 96 times, what is the best prediction possible for the number of times you will roll a one?
6 answers
asked by
Anonymous
1,521 views
Suppose that a graphing calculator is programming to generate a random natural number between 1 and 10 inclusive . What is the
5 answers
asked by
Helen
2,517 views
A drawer contains 64 balls. Each ball is one of 8 colors, and there are 8 balls of each color. If the balls in the drawer are
4 answers
asked by
Mickle
1,310 views
if you know the names of the starting batters for a baseball team, what is the probability of randomly selecting a batting order
5 answers
asked by
recie yanders
2,362 views
Selecting a letter of the alphabet: If 3 letters of the alphabet are selected at random, find the probability of getting at
4 answers
asked by
Anonymous
5,969 views
Suppose the probability that a construction company will be awarded certain contract is .25, the probability that it will be
4 answers
asked by
crissy
2,240 views
if a set of six books is placed randomly on a shelf, what is the probability that they will be arranged in either correct or
4 answers
asked by
Katie
1,214 views
Let X and Y be independent random variables, each uniformly distributed on the interval [0,1].
Let Z=max{X,Y}. Find the PDF of Z.
3 answers
asked by
alec
885 views
A box contains 12 bulbs with 3 defective ones. If two bulbs are drawn from the box together.what is the probability that a)both
4 answers
asked by
mulugeta
2,115 views
Carey has a bag of marbles, there are 4 red marbles, 5 blue marbles, and 1 green marble. She conducted an experiment in which
4 answers
asked by
INEEDTHIS
1,295 views
Compound Events – Portfolio
Use the worksheet to record your answers to the Compound Events portfolio activities. When you are
1 answer
asked anonymously
96 views
Bowls a and b contain a number of white and red balls. Clark repeatedly selected 100 balls from bothe bowls and recorded the
1 answer
asked anonymously
49 views
The lifetime of a type-A bulb is exponentially distributed with parameter λ. The lifetime of a type-B bulb is exponentially
10 answers
asked by
A
11,485 views
We have k coins. The probability of Heads is the same for each coin and is the realized value q of a random variable Q that is
9 answers
asked by
A
8,036 views
Determine whether each of the following statement is true (i.e., always true) or false (i.e., not always true).
1. Let X be a
3 answers
asked by
RVE
3,778 views
1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as
93 answers
asked by
DragonBornFU5R0D48
22,014 views
1. Which of the following is an example of a dependent event?
flipping two coins rolling a number cube and spinning a spinner
7 answers
asked by
Jman
2,925 views
Richard is playing a game where he draws one playing card each out of two stacks of four cards.
Is Richard more likely to draw
5 answers
asked by
Laura
2,106 views
In a survey, 3 of 4 students said the courts show "too much concern" for criminals. Find the probability that at most 3 out of 7
5 answers
asked by
miyah
9,858 views
Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability
5 answers
asked by
Katy
5,919 views
Suppose a bag contains 30 white marbles, 10 purple marbles, and 8 green marbles.
Question 1 One marble is randomly selected from
4 answers
asked by
One marble is randomly selected from the bag. In t
190 views
1.
Which of the following is an example of a dependent event? (1 point) flipping two coins rolling a number cube and spinning a
22 answers
asked by
Skittles
8,942 views
A spinner is divided into 4 sections labeled as K I N D Xavier reproduced the wheel and uses a computer to simulate the outcome
7 answers
asked by
Me
306 views
A letter is to be randomly picked from the word MISSISSIPPI. Which set of letters have equal chances to be selected?
2 answers
asked by
Koiiiii
146 views
Which of the following can be reasonably modeled by a normal distribution?
The favorite colors of students in a kindergarten
10 answers
asked by
Anonymous
30,578 views
Airline overbooking
For any given flight, an airline tries to sell as many tickets as possible. Suppose that on average, 20% of
3 answers
asked by
SK
1,307 views
Exercise: Convergence in probability
a) Suppose that Xn is an exponential random variable with parameter λ=n. Does the sequence
4 answers
asked by
Anonymous
1,382 views
In a library box, there are 8 novels, 8 biographies and 8 war history books. If Jack selects two books at random, what is the
5 answers
asked by
Cons
972 views
1. What is the experimental probability of rolling a 3?
A. 0.11**** B. 0.22 C. 0.30 D. 0.27 2. A quality control expert randomly
7 answers
asked by
Diane
2,838 views
1. What is the experimental probability that the next customer buys any red notebooks?
Chart: Red 100 Pages 55 notebooks 150
4 answers
asked by
Anonymous
2,951 views
T and M are events such that n(U)=30, n(M)=17, n(T)=10, n((TUM)')=5
Draw a Venn diagram to display this information Hence find
4 answers
asked by
didier
1,632 views
Two lamps are to be chosen from pack of 12 lamps where four are defective and the rest are non defective. what is the probablity
6 answers
asked by
Estifanos
2,378 views
If you roll a red number cube (numbers 1-6) and a green number cube (1-6) how many possible combinations can you have?
216 18 12
4 answers
asked by
Maria
1,684 views
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