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Question: Mensa is an organization that allows people to join only if their IQs are in the top 2% of the population.
a. What is the lowest Stanford-Binet IQ you could have and still be eligible to join Mensa? (Remember that the mean is 100 and the standard deviation is 16.)
b. Mensa also allows members to qualify on the basis of certain standard tests. If you were to try to qualify on the basis of the GRE exam, what score would you need on the exam? (Remember that the mean is 497 and the standard deviation is 115.)
A group of doctors is deciding whether or not to perform an operation. Suppose the null hypothesis, H0, is: the surgical procedure will go well.
For a portion of the 2004 season, the shooting records of the 29 teams in the NBA showed the probability of scoring two points by making a field goal was .44, and probability of scoring three points by making a three point shot was 0.34. I
What sample size is need if the agency wants to be 90% confidence of being correct to within +/- 5 minutes? if 90% is desired, how many listeners need to be selected?
He selects two cards from the pile. The probability that the first cards is a king is then the probability the If the first card is a king, the second is also a king?
What is the prior probability the bid will be successful (i.e.. prior to receiving the request for additional information)?
H0 states that is equal to 25. If n=30 , and x bar = 20 , and sigma = 3. What is the test statistic?
past experience has shown that on the average only 1 in 10 wells drilled hits oil. let x be the number of drillings
Provide a discussion that supports the assumption that the variance of savings increases with family income.
Find the median, range, and standard deviation of the sample in the following is the number of minutes to commute from home to work for a sample of automobile executives.
A United Nations report shows the mean family income for Mexican migrants to the U.S.. is $27,000 per year. A FLOC evaluation of a sample 25 Mexican families units reveals a mean to be $30,000 with a sample standard deviation of $10,000.
meadas company makes shocks. the currently guarantee their shocks for 50000 miles. the distance traveled before the
a organic food company wants to determine the best process for blanching dark green vegetable material so it can be
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