【判断题】True or False: A good choice for the number of class groups to use in constructing frequency distribution is to have at least 5 but no more than 15 class groups.
【判断题】A good choice for the number of class groups to use in constructing frequency distribution is to have at least 5 but no more than 15 class groups.
【判断题】True or False: The larger the number of observations in a numerical data set, the larger the number of class intervals needed for a grouped frequency distribution.
【判断题】The larger the number of observations in a numerical data set, the larger the number of class intervals needed for a grouped frequency distribution.