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Could you please send me an example of a real-world situation or problem addressing the independent and dependent variables study; that includes a research question; the statistical null and alternative hypotheses; an explanation of why this test is appropriate and why a parametric procedure, such as correlation orAPA format.
You run a two tail t-test. The critical value for this test at the .05 level is a t of 7.82. What value must the obtained t-test statistic be in order to be considered significant at the .05 level?
Probability of fair market is 0.4, and probability of bad market is 0.2, and he wants to maximize his long-run average return. Create the decision table for this problem.
How closely is the height of an individual related to the weight? Partial regression output for a sample of 92 individuals is below.
In looking at your business, when and why would you want to use a one-sample mean test (either z or t) or a two-sample t-test? Create a null and alternate hypothesis for one of these issues. How would you use the results?
By using the fact that Martha believes the treatment will decrease the amount of time to fall asleep, describe the null and alternate hypotheses.
Find out the critical value for the given degrees of freedom of the F-test also the lower-tailed critical value of F test for the similar level of significance
what is the sample space of all possible outcomes? Are the outcomes equally likely?
Simulate both one-and two-teller systems, calculate waiting time, average queue length, and percentage utilization for each system.
It is believed that population standard deviation is 15 days. If test is conducted using a 0.05 level of significance, what conclusion must be reached?
Now we would like to evaluate regression equation for X using Y as independent variable.
Does a regression model imply causation? Why or why not? Provide an example which provides and independent and dependent variable from your place of work.
What is the 95% confidence interval for the mean number of microwaves sold at a retail store in the chain last week?
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