subject
Mathematics, 25.02.2020 21:26 trevinojazzy8625

Suppose you start at a point, and every minute you flip a coin. If the coin is head you move 1 foot north. If it is tails you stay in the same spot.

At n minutes, what is the exact probability distribution of the number of feet north you have moved.

What is the standard deviation of the number of feet you have moved.

After 3000 minutes what is the approximate probability you’ve moved between 1470 and 1520 feel north?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
How many grams are in 8 kilograms? if 100 grams = 1 kilogram
Answers: 2
question
Mathematics, 21.06.2019 15:30
The coordinates of a, b, and c in the diagram are a(p,4), b(6,1), and c(9,q). which equation correctly relates p and q? hint: since is perpendicular to , the slope of × the slope of = -1. a. p - q = 7 b. q - p = 7 c. -q - p = 7 d. p + q = 7
Answers: 3
question
Mathematics, 21.06.2019 18:00
Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.
Answers: 2
question
Mathematics, 21.06.2019 19:30
Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?
Answers: 1
You know the right answer?
Suppose you start at a point, and every minute you flip a coin. If the coin is head you move 1 foot...
Questions
question
Social Studies, 02.09.2019 15:00
question
Mathematics, 02.09.2019 15:00
question
Mathematics, 02.09.2019 15:00
Questions on the website: 13722367