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Question: 1. What are some potential problems with using fishbowl methods to select a simple random sample?
2. What is the difference between sampling with replacement versus without replacement?
3. What is the difference between a simple random sample and a systematic sample?
4. What is the difference between a simple random sample and a stratified sample?
5. What is the difference between a stratified sample and a cluster sample?
a. Formulate a linear programming model that could be used in making the crashing decisions.
What is the slope? What is the y-intercept? Is the line dashed or solid? Is the area shaded below or above the line?
Test the hypothesis that the median amount spent on books at this university is $325 against the alternative that it is different using the large-sample sign test. Use α = 0.05.
Refer to Exercise 6.26 (page 371). In addition to the computer computing mpg, the driver also recorded the mpg by dividing the miles driven by the number of gallons at each ?ll-up.
a popular flashlight that uses d size batteries was selected and severa of the same models were purchased to test the
what is the relationship between the confidence level and type i
Explain the importance of random sampling. What problems/limitations could prevent a truly random sampling and how can they be prevented?
What is the probability that no more than two of the three are commercial successes?
The hospital was 12.0 weeks with the standard deviant of 1.0 week. Out of 100 patients, how many would you expect to stay longer than 13 weeks?
tom parks his car at a meter without paying for 1 hour. a parking enforcement officer checks for parking violations an
josh hamilton of the texas rangers had the highest batting average in the 2010 major league baseball season. his
A math course has 2 sections. Section one has 55 students of which 10 received an A. Section two has 45 students of which 11 received an A. If a student was chosen randomly from 100 students
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