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...

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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.
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.
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.
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?
The probability of winning $20 in a particular lottery is 0.04 What is the probability that you will get at least one $20 winner if you buy 90 tickets? Round to three decimal places.
Suppose that on the average, 3 students enrolled in a small liberal arts college have their automobiles stolen during the semester. What is the probability that less than 1 student will have his automobile stolen during the current semester? Round your answer to four decimal places.
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 75% 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 only grades possible in a history course are A, B, C,D,F. The probability that a student will get an A is 0.19. The probability of getting a B is 0.31. The probability that a student will get a C is 0.28. The probability that the student will get a D is 0.18, and the probability of getting an F is 0.04 (a) what is the probability that a student will an A or F.? (b) what is the probability that a person will get an A or B or C? (c) what is the probability that a student will get a C or a D? round your answer to decimal places
The probability is 0.0770 that the 6th applicant for a factory job will be hired on the 13th interview. What is the probability that 6 applicants will be hired from 13 applicants who have been interviewed? Your answer should be to 4 decimal places.
The table summarizes results from pedestrian deaths that were caused by automobile accidents. Pedestrian Deaths Pedestrian Intoxicated? Driver Intoxicated? Yes No Yes 44 66 No 246 631 If one of the pedestrian deaths is randomly selected find the probability that the pedestrian was intoxicated. (Round your answer to 4 decimal places.) Probability %3D Submit Question PACED NOW 17,123 tv 16 MacBook Air

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