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An experiment on rocket shooting distance is conducted to test the effects of using different fuels and propellers. Because it is expensive to shoot the rocket, two observations are done for each cell. The observations are shown in the following table.
a. Perform two-way ANOVA and determine if there are effects from Fuel, or Propeller or their interaction. Show both p-values and rejection region. Use 5% level.
b. Perform one-way ANOVA on both fuel and propellers. Tell whether you have the same answer as part (a). Show both p-values and rejection region. Use 5% level.
The manager of Sandy Corporation wants to determine whether or not the type of work schedule for her employees has any effect on their productivity. She has selected 15 production employees at random and then randomly assigned 5 employees to each ..
What is the probability that he or she is a Coalition voter (rounded to 3 decimal places)?
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Suppose you want to determine whether students' expected grades at the beginning of an introduction to statistics course are positively related to their final course grade. Write the null and alternative hypotheses in words.
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The heights of 10 sixth graders are listed in inches: {54, 62, 54, 57, 60, 61, 53, 63, 59, 56}. Find the mean, median, mode, sample variance, and range.
for a research project in a political science course a student has collected information about the quality of life and
Pools sells above ground model for 'p' dollars each. The monthly revenue from the sale of the pool is given by
Suppose that the average monthly pay for U. S. production worker is 2000$.Assume that available date indicate that production worker wages normally distributed with a standard deviation of 400$ .Suppose that a simple random sample of sides n=6..
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