- with/without replacement
- Obtain a 95% confidence interval for the mean weight
- Binomial distribution: Find smallest integer such that....
- when and why are binomial prob. distributions used?
- Discrete Random Variable question (raffle)
- Probability question: If Pr(X=x) = x(x+1)/40 for 0 <= x &
- probability of winning at Lucky Seven
- Maximum Likelihood Calculus Problems
- Surgery patients: proportiona of patients with low pH
- [MOVED] Probability that random students watch TV show
- [SPLIT] prob. of getting four 'heads' with unfair coin
- Surgery patients: differences
- Binomial Distribution
- Harder Binomial Distribution problem
- A target shooter - Binomial distribution
- A die is loaded (Binomial distribution)
- Simple probability that one or two are left-handed
- Rayleigh PDF Squared in the form of a Gamma PDF
- Statistics: solve 'z = (x - u)/o' for x, u, and o
- Statistics: Solve 'O = z sqrt o2/n' for z, n, and o2
- organized counting: rolling dice, picking cards, T/F tests,
- [MOVED] A researcher studies deer and Lyme disease....
- reverse sigma equations?
- Statistics: what fraction are male, female undergrads?
- Drug users Binomial Distribution problem
- permutations: How many ten-digit codes can you create if....
- probability and statistics q: Find prob. that exactly 11....
- [MOVED] How many different Combination possible?
- permutations with some identical items
- Average Case Analysis for algorithm that searches in array
- Normal Distribution
- Probability distribution question
- Drug Trials: prob. that 4 of 15 will be cured? 3 to 6? etc
- IQs: percentage with IQs below 80, above 130, 95 to 115
- Searching for Oil: expected number of successes, etc.
- Warfare: prob. that plane would be intercepted
- Letter Sorting: what is the prob. that it was put in File A?
- Used Car Sales: prob. more than 3 will sell? more than 2?
- Insurance: expected gain for company on given policy
- coins: finding two off-weight coins using balance scale
- Help with ogive problem: how to find percentiles from graph
- permutations: A combination lock has 60 different positions
- permutations: in how many ways can 12 basketball
- " p.d.f of logarithm of a normal random variable"
- Counting problem: arranging boxes in cells w/out overlap
- Normal Probability Plot - Multiple Choice Question
- Statistics - Normal Distribution Question (scores)
- Probability: making a sandwich from 7 ingredients
- Sample Size: A vendor processes 900,000 claims per month....
- Permutations/Combinatorics (students taking courses)
- [MOVED] confidence? (size of random sample necessary)
- [MOVED] Venn Diag: 494 have injuries, 774 have illnesses,...
- 5 boys and 10 girls are lined up randomly
- Combination Formula: How many five-card poker hands
- Probability Problem: A dsic shape spinner has five sections
- Math problem: depth reading for an inland lake were normally
- Please help: A game consists of tossing a coin and rolling a
- Need Help with Basic Normal Model and SD
- Poker Hands: how many are there with 3 aces and 2 kings?
- Combinations: a club consits of five boys and five girls....
- Another Combo Q: A committee of students and teachers is bei
- Let X1 and X2 be two independent normal random variables
- normal distribution: The distribution for scores of an assig
- Ten cards, numbered one to ten are shuffled and placed in a
- Help with probability distribution problem
- p value Q: In an industrial process it is expected that the
- Permutations with Special Arrangements
- [MOVED] Help with a TI-84 graphing calculator (scatter plot)
- Bernoulli Distribution Question
- Probability Mass Function given by f(x) = c(x^2 + 4), where
- Normal distribution: Many companies grade of a curve to comp
- Question: An insurance company writes a policy such that an
- normal distribution: The height X of a randomly chosen femal
- Read Before Posting!
- Cell block dice simulation
- Prolonged continuation of low probability
- Influenced Decisions
- Probability or Normal Distribution? 'In a random sample of 1
- Markov Chain
- Probability Prob: Government data on job-related deaths assi
- Markov Chain: Given the 1st random probability of 0.3586,
- Who is exposed to more ads, men or women?
- Fast Food Wait Times
- Population vs sample proportion: If a random sample of 300 a
- organized counting: What percentage watch news at 1200 hours
- Poisson Distribution
- Probability: If we flip a coin 5 times, what is the probabil
- probability: Suppose (Omega) = {a,b,c}, P({a,b}) = 0.7, and
- 2-SD margin of error
- Probability: Recent census data in China indicates that in o
- Binomial Prob.: A recent study of traffic indicates that 65%
- How many students take all three language classes?
- Joint Probability: Let X denote 'heads' and Y denote 'tails'
- Mean and Variance Question
- Find prob. of sample mean >= 50 from set of 4 distros
- Correlation Question
- Compute expected value of policy to insurance company
- independent random variables - multiple choice question
- simple p-value question
- MAT 142: An urn contains 33 balls. Twelve are black, 11 are