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"You are completing a one sample, right tailed test of proportions; level of significance is 0.01; calculated z-value is 2.50;
What is the critical z-value?What is the rejection criteria?What is the p-value?
What is the decision regarding H0? "
"Imagine you are conducting a left tailed test of proportions; level of significance is 0.05; calculated z-value is -2.00;
What is the critical z-value?
What is the p-value?
What is the decision regarding H0? and why ?"
Two or more are rated as outstanding. (b) None of the trainees are rated as unsatisfactory. (c) Two are rated outstanding, six are rated excellent/good, one is rated satisfactory.
Which of these variables are discrete and which are continuous random variables?
Estimate a multiple regression model using revenue as your dependent variable. For independent variables, include population, average income, screens, theatre age, and dummy variables for mall and strip mall.
What is the probability the circuit will last more than 3000 hrs. What is the probability the circuit will last between 2500 and 2750 hours and what is the probability the circuit will fail within the first 2000 hrs.
the standard deviation of 112 units.. What is the probability that the demand for this item in the upcoming week will be between 600 and 700 units.
She gathers a sample of 35 subjects with depression and obtains a sample mean of 7.82 micrograms/100 ml. What are the null and alternative hypotheses for this study?
Find the probability that a randomly selected teacher earns and what sample size is necessary to double the standard error of the mean and what sample size is needed to cut the standard error of the mean in half?
Conduct the test at the 0.05 level of significance whether the modification actually increased the life of the AAA battery. What was their decision rule?
Compute 95 percent confidence interval for mean percentage share of billing volume from network television for population of all US advertising agencies.
On which test did he do better compared to the rest of the class?
The weights (in pounds) of a sample of five boxes being sent by UPS are: 12, 6, 7, 3, and 10.
Micron Electronics makes both desktop and laptop personal computers that they sell directly to customers by phone or over the Internet.
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