Though the northernmost islands experience a bit of rain, September is largely dry, warm and sunny throughout the islands. High season in Hawaii doesn't start till mid-December, so September is still off-season for the Hawaii tourism industry and deals abound.
T-tests and analysis of variance (ANOVA) are widely used statistical methods to compare group means. For example, the independent sample t-test enables you to compare annual personal income between rural and urban areas and examine the difference in the grade point average (GPA) between male and female students.
Analysis of Variance (ANOVA) Using Minitab. By Keith M. Bower, M.S., Technical Training Specialist, Minitab Inc. Frequently, scientists are concerned with detecting differences in means (averages) between various levels of a factor, or between different groups. What follows is an. example of the ANOVA (Analysis of Variance) procedure using the popular statistical. software package, Minitab. ANOVA was developed by the English statistician, R.A. Fisher (1890-1962). Though. initially dealing with agricultural data[1], this methodology has been applied to a vast.