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Politics. Students in an Intro Stats course were asked to describe their politics as "Liberal," "Moderate," or "Conservative." Here are the results:
a) What percent of the class is male?
b) What percent of the class considers themselves to be "Conservative"?
c) What percent of the males in the class consider themselves to be "Conservative"?
d) What percent of all students in the class are males who consider themselves to be "Conservative"?
Students at a major university are complaining of a serious housing crunch
The state of Texas college admission board has set a standard for automatic acceptances to any university at top 10% of any graduating class will be allowed to attend any university in the state.
The gambler is paid later as follows, depending on the number of winners he picked. What is his expected gain? Remember, a loss is a negative gain, and that the bookie keeps the gambler's $20.
The average service time at CheesePlate Restaurant is 3.5 minutes with a standard deviation of .04 minutes. A new order system claims it can improve service time
Develop the least squares estimated regression equation. At 95% confidence, perform a t test and determine whether or not the slope is significantly different from zero\
The population of IQ scores forms a normal distribution with mean of μ = 100 and a standard deviation of σ = 15. What is the probability of obtaining a sample mean greater than M = 105,
Continuous random variable is uniformly distributed between a and b. The probability density function between a and b is.
Let X1, ... , Xn be i.i.d. r.v.'s with (?nite) unknown mean m and (?nite) known variance s 2, and suppose that n is large. i) Use the CLT to construct a con?dence interval for m with approximate con?dence coef?cient 1 - a;
A certain state lottery awards 418 prizes; 28-$200 prizes, 120-$25 prizes and 270-$20 prizes, for every 10,000 tickets sold.
What are the possible combinations of coins that Sanjay could have received in change?
in each of the following situations the sampling frame does not match the population resulting in undercoverage. give
find the probability of rolling a six first and a two second when rolling a fair six-sided die.a. 16b. 136c. 112d.
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