odds

The New England Patriots are playing the Buffalo Bills. The fractional odds are Patriots 1/2 and the Bills 2/1, where a bet on the Patriots risks $2 to win $1, and a bet on the Bills risks $1 to win $2. A rational bettor has $1 to bet. A $1 wager on the favorite Patriots yields a $0.50 profit...

Hello everyone. This is a difficult post... take your time to read please, and I am sorry if I have not explained myself very well I would like to calculate the average frequency of an event in a tennis match: For example, let's say that Rodger Federer in the most of the tennis...

Hello, everyone! I wonder whether anyone knows how can i intepret a coefficient of constant in logistic regression. I have used "logistic" in stata, so i got oddsratios. My constant is eqiual .0441026** Please help ! i googled it , but did not find anything.

Hello folks! Before anything, an important disclaimer: I am an amateur at statistics and I’m trying to learn by my own. Please bear with me if the questions below sounds like utter nonsense to you guys: In an experiment where you have Team A playing a game of any sports against Team B, both...

Hi Everyone, I have a random question related to odds and percentage that I can't figure out. Does this statement in terms of the percentage difference sound true? "The odds for students in group A to graduate are 5.03 (11,734 group A students graduate and 2330 do not) and the odds for...

Suppose you have a FIVE sided dice. One of the sides has a star on it, the other four sides are blank. Suppose you rolled it 10 times. What are the odds that you would roll the star 4 out of the 10 times? can't figure this out, thank you so much!

Hello, Consider two different cases of soccer betting. 1) The first consists of 32 different sets of matches (each consisting of 5 matches with different odds of their own). Some of the individual matches (of 5 matches) in the sets can be the same with another set from time to time, but...

Standard deviation of a set of random probabilities Imagine I have n mutually exclusive events whose probabilities are perfectly random. The sum of their probabilities is 1 of course. What is their most likely standard deviation, if there is one? Playing around with R, it looks like there is...

A local health clinic sent fliers to its clients to encourage everyone, but especially older persons at high risk of complications, to get a flue shot in time for protection against an expected flu epidemic. In a pilot follow-up study, 160 clients were randomly selected and asked whether they...

Hi, Say we have three runners: A, B and C, and we have the probability of each runner beating each individual opponent: A before B: 0.68 A before C: 0.42 B before A: 0.32 B before C: 0.30 C before A: 0.58 C before B: 0.70 Of course, the probability of A before B is = 1 -...

Hi all, Suppose I have a model below (in R): glmer(Y~X + (1|subject), family="binomial", data=dat) Where Y is the binary outcome variable and X is the sole predictor variable with 6 levels. The results of the regression test is below. The intercept is the log odds of success for the...

I work in security and recently had a false positive happen where a certain word that was being tested occurred in the session id. Matching is not case sensitive. The character ranges that can be used in the session id: 0-9, A-Z, a-z, +, /. (no comma or period) The security check was...

Let's say I have an odds ratio from logistic regression that's 1.4:1 for males:females. How can I get probabilities back out of this? The formula for odds ratio is \frac{\frac{p_1}{1-p_1}}{\frac{p_2}{1-p_2}}

Hello gurus, I got involved in a debate with my sister this evening, and despite (what I thought) was a relatively simple problem, I couldn't provide a rigorous answer. I was hoping that someone on here could give me some insight. A casino she frequents will often give her "fake money" to...

Hey guys. I've been doing some work during the holidays and there's one thing I've been having trouble with. I'm doing a personal study comparing social survey answers between two different countries to make a comparative analysis on religions effect on education. To compare, I need to do...

Hi. I'm actually not working on homework, but trying to make odds tables for a card game called Summoner Wars to practice/learn math for fun. It's a typical dice battle game, where various characters roll varying amounts of dice to attack. For each die, if they role a 3, 4, 5, or 6, it...