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Every semester, students are given a questionnaire to evaluate their instructor's teaching. The question that is of greatest interest to administrators is, "Do you agree with the following statement: ‘overall the instructor was a good teacher.'" The possible responses are Strongly agree, Agree, No opinion, Disagree, and Strongly disagree.
a. Are the number of students in class responding Strongly agree a continuous or discrete random variable?
b. Are the percent of students in class responding Strongly agree a continuous or discrete random variable?
let a dart fall uniformly at random on a circular dart board of radius 9 inches. let x denote the distance of the dart
lowering the price does not decrease this behavior and we should not decide to lower prices based on this research." Comment on the executive's conclusion. What type of inference is being made? Will the decision not to lower prices be a good one.
The US Census Bureau announce that the median sales price of new houses sold in April 2009 was $221,600 while the mean sales price was $274,300. Assume that the standard deviation of the prices is $90,000.
concepts and applicationsold faithful geyser time intervals in minutes between eruptions of old faithful geyser in
What is the probability that a diner is an undergraduate and has bought a meal and what is the probability that someone who has bought a meal is a postgraduate?
Compute Pearson's correlation coefficient between age and amount spent on this particular product.
Jessica must finish two courses (much like myself), statistics and economics, in order to complete the requirements for a BA degree. All along she has maintained an 80% average.
Mean of 3 goals per game. Find the probability that each of four randomly selected state college hockey games resulted in 6 goals being scored.
in a game you pay 2 to play per game. it is possible to win 2 4 or 8 with respective probabilities 75216 20216 1216.a.
A sample of 64 account balances from a credit card company showed an average balance of $1,040. A previously determined population standard deviation is $200.
question a bottle cap manufacture with four machines and three operators wants to see if variation in hourly
for the following problem i have solved a through c and used a summation of combinations to solve for alpha 0.009982 i
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