/* PSPP - a program for statistical analysis.
- Copyright (C) 2008 Free Software Foundation, Inc.
+ Copyright (C) 2008, 2009 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "order-stats.h"
-struct moments1;
struct casewriter;
enum
n_NP_IDX
};
+/* Statistics needed to produce a normal probability plot with
+ np_plot_create(). */
struct np
{
struct order_stats parent;
double mean;
double stddev;
-
double prev_cc;
double ns_min;
struct casewriter *writer;
};
-
-struct order_stats * np_create (const struct moments1 *);
+struct np *np_create (double n, double mean, double var);
#endif