subject
Mathematics, 07.03.2020 20:14 calebcoolbeans6691

Suppose that--in any given time period--a certain stock is equally likely to go up 1 unit or down 1 unit, and that the outcomes of different periods are independent. Let X be the amount the stock goes up (either 1 or -1) in the first period, and let Y be the accumulative amount it goes up in the first three periods. Find the correlation between X and Y.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
Acylinder and its dimensions are shown. which equation can be used to find v, the volume of the cylinder in cubic centimeters?
Answers: 1
question
Mathematics, 21.06.2019 18:00
Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?
Answers: 1
question
Mathematics, 21.06.2019 18:30
This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤
Answers: 2
question
Mathematics, 21.06.2019 19:30
What are the exclude value of mn+3m
Answers: 1
You know the right answer?
Suppose that--in any given time period--a certain stock is equally likely to go up 1 unit or down 1...
Questions
question
Mathematics, 03.08.2019 08:00
question
History, 03.08.2019 08:00