Examlex
In 2000,the student body of a state university in Michigan consists of 30% freshmen,25% sophomores,27% juniors,and 18% seniors.A sample of 400 students taken from the 2000 student body showed that there are 138 freshmen,88 sophomores,94 juniors,and 80 seniors.Test with 5% significance level to determine whether the student body proportions have changed.
H0: _______________________________________________________
H1: _______________________________________________________
Test statistic = ____________________
Critical Value = ____________________
Conclusion: ___________________________
Q11: If the goal for the regression analysis
Q22: A trend component in a time series
Q29: What are the appropriate hypotheses?
Q53: The nonparametric counterpart to the two-sample t-test
Q55: The regression model <span class="ql-formula"
Q87: In general,a moving average with a base
Q93: A sample of size 100 selected from
Q94: In a Wilcoxon signed rank test for
Q108: The following statistics are drawn from two
Q144: Calculate the test statistic.<br>Test statistic = _