- Standard Normal Distribution: If a set of observations is di
- Normal distribution: Find the approximate value of constant
- two six-sided dice are rolled; find prob. that they are both
- probability and percentages: 35% of people on the beach are
- Probability question --> Gaussian Random Variables
- Binomial Distribution
- Statistics: A claim is made that average grade is 78.3.
- Residuals: What is the equation to calculate the residual?
- Stats: machine produced 1" bolts with variance of 0.000
- Confidence Levels: If the governor election were held today,
- Conditional Probability: A family has three children, each
- continuous random variable question
- Card Probability Problem
- fun way of learning...Normal distribution
- guidance w/ statistical analysis of heights, body parts
- Least Squares regression questions
- Normal Probability Distributions:Completely stumped
- Use normal distribution to approximate desired probability
- normal distribution problem: Suppose that SAT scores among
- please help w/ 'In Yahtzee, five dice are thrown. Show...'
- please check ans: drawing cards / prevelence of genes
- Pick measurement scale: nominal, ordinal, interval, or ratio
- Presentation for normal distribution help please
- fit data to a "HORIZONTAL" line, not a ordinary st
- prove arithmetic-geometric mean inequality for n = 3
- inequality: sqrt(xy)/z + sqrt(yz)/x + sqrt(xz)/y >= 3
- probability that both modems selected are substandard
- probability formula used to find expected value of ticket
- Statistics to find variance
- Very Confused with Stats Allocation problems.
- combinations: A store sells 8 styles of jacket. The jackets
- combinations: A contractor needs to hire 5 painters. If ther
- probability: Ten thousand raffle tickets are sold, and there
- A local bank reports that 70% of its customers maintain a ch
- Determine the 70th percentile for IQ scores (mu=100, strd de
- The mean lifetime of a battery is 60 months, with a standard
- Find -z and z such that 96% of the area under the standard n
- 52% of adults say chocolate chip is their favorite cookie.
- freshmen, sophomores and an advisor
- Standard Deviation questions
- Help w/ Stats: significant difference; confidence intervals
- Help with probability (the birthday problem)
- need help w/ 'Discuss design of faculty sample...'
- Confidence Intervals
- Mean Q: State null and alternative hypotheses for testing if
- Help with probability
- Opening a new restaurant
- Probability Question
- Z-Score
- [SPLIT] z-scores of middle 70%, top 3%, bottom 4%
- Need help w/ ' determine if treatment has any effect'
- Two sample hypothesis of dependent samples using the t dist
- Probability Q: find margin of error, stand. dev., mean, etc.
- Help with 2 diff types of problems
- probability that both marbles drawn will be white
- How many combinations of puppies can he choose?
- Picking uniform colors: how many schemes are possible?
- Probability random variables
- expected value of winning Big 4 lottery w/ bet of $100
- Find "a" and "z" for P(z>a) = 0.6789
- probability that weight is between 2.18 and 2.22 oz
- probability of face card and queen card
- Induction: prove that f^n(x) = (-1)^n e^(-x)(x - n) for all
- confidence interval (need help)
- find prob. of rolling exactly four 2's in five rolls of die
- statistics HW: A multiple-choice text consists of 30 questio
- Confidence intervals using mean
- margin of error
- normal distr. w/ mu = 500, sigma = 110; find prob. that
- Card probabilities
- stats and probability
- Math Contest: find value of 1^2-2^2+3^2-4^2+...-(2006)^2+(20
- Grade
- Probability Question Test a claim
- Probilibty Question a Study
- A robin williams Probability question
- Dice
- Probabilitys I know how to use the calculator not formulas
- uncorrelated t and correlated t test
- Perform a one-way ANOVA on the data below....
- need help with statistics worksheet
- Hypothesis prob: A soft-drink machine is 'out of control' if
- Probability function question
- Show if X is a binomial random variable
- using Venn diagram to find percentages drinking each beverag
- statistics: do an analysis using a nondirectional test
- DJIA & the price of a random stock
- Normal Dist. Q: The amount of soft drink in plastic bottles
- Normal Dist. Q: Assume that the weights of quarters are....
- Normal Distribution Q: The finish times of racers are....
- Binomial Q: A test consists of 10 true-or-false questions...
- Expected Value Q: A 28-year-old man pays $208 for a one-year
- The mean length of time required to earn bachelor's degree
- An airline estimates that 85% of people booked on their flig
- Probability ?
- geometric probability
- Probability: A lot of 300 with 2% defective. Find the proba
- Lumberjack Analysis
- probability: 27 black balls and 3 red balls.
- need help with pascal's triangle and binomial distribution