A simplified model for the movement of the price of a stock supposes that on each day the stock's price either moves up 1 unit with probability 0.35 or moves down1 unit with probability 0.65. The changes on different days are assumed to be independent. What is the probability that after 11 days the stock's price will haveincreased by exactly 1 units? Give your answer to 4 decimal places.

Let X be the random variable from binomial distribution with probability of moves up 1 unit (p) =…

Answered: A simplified model for the movement of…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

Data from a survey can allow one to estimate how many people who classified their work status as part-time or full-time actually worked in the last week. Find the probability that the hours worked were 29 or less given that the worker was part-time The probability that the hours worked were 29 or less and that the worker was part-time is (Round to four decimal places as needed.) The probability that the hours worked were 29 or less given that the worker was part-time (Round to four decimal places as needed.) Labor Force Status Full-Time Worker Part-Time Worker Total Hours Worked in the Last Week 50 or More 371 1280 28 320 399 1600 0-19 20-29 30-39 40-49 24 49 139 697 75 99 87 87 43 740 136 226 Total
Pedro has just entered university and has been informed that there is a 30% chance of receiving a scholarship. In the case of obtaining it, the probability of obtaining a degree is 0.85, while in the case of not obtaining it, the probability of obtaining a degree is only 0.45. Tell Peter what the probability is that he will graduate.
Maggie is practicing her penalty kicks for her upcoming soccer game. During the practice, she attempts 10 penalty kicks. If each attempt at the penalty kick is independent of the other attempts and if she scores 65% of the time, historically, what is the probability that she scores at least eight goals? Give your answer as a percentage precise to two decimal places.
The probability of a man hitting a target is 4. How many times must he fire so that the probability of his Hitting the target at least once is greater than 2/3?
George is a big fan of music from the 1960s, and 22% of the songs on his iPod are Beatles songs. Suppose George sets his iPod to "shuffle," so that it selects songs randomly (assume the shuffle function permits repetition of songs). During a long drive, George plays 50 randomly selected songs. Calculate the probability that more than 30% of the 50 randomly selected songs are Beatles songs. Round your answer to four decimal places.
If you roll a die once, what is the probability that you will get a 4 or less? Round off your answer to 3 decimal places.
An earth-conscious clothing store offers a 15% discount if you bring in a bag full of old clothing to recycle the fabric. The probability that each bag brought in will contain fabric that can actually be recycled is 69%. In a given day, if there are 20 bags of fabric brought in to recycle, calculate the following: Round each answer to 4 decimal places. The probability that at least 9 bags will contain fabric that can be recycled
Suppose that on the average, 7 students enrolled in a small liberal arts college have their automobiles stolen during the semester. What is the probability that more than 4 students will have their automobiles stolen during the current semester? Round your answer to four decimal places.
A courier service makes an average of 500 deliveries a week, plus / minus 50. The manager wants to know the probability that, on average, between 490 and 510 deliveries will be made during the next 30 weeks. Write your answer to 5 decimal places.
If you roll a die once, what is the probability that you will get a 4 or higher? Round off your answer to 3 decimal places.
The probability that a certain plant will survive in the month of July is 2/5, and the probability that it will still live up to August is 4/11. Find the probability that this plant will still alive in August.
The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution with the average amount of time equal to 58 minutes. What is the probability that a randomly selected spouse spends no more than 20 minutes shopping for an anniversary card?

SEE MORE QUESTIONS

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS