_A_n_o_v_a _T_a_b_l_e_s
	
	     anova(object, ...)
	
	_A_r_g_u_m_e_n_t_s:
	
	      object : an object containing the results returned by
	               a model fitting function (e.g. lm or glm).
	
	         ... : additional objects of the same type.
	
	_D_e_s_c_r_i_p_t_i_o_n:
	
	     anova prints analysis of variance and analysis of devi-
	     ance tables.  When given a single argument it produces
	     a table which tests whether the model terms are signi-
	     ficant.
	
	     When given a sequence of objects, anova tests the
	     models against one another in the order specified.
	
	_V_a_l_u_e:
	
	     anova returns an object of class anova.
	
	_S_e_e _A_l_s_o:
	
	     coefficients, effects, fitted.values, residuals, sum-
	     mary.