/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.commons.math3.stat.inference; /** * Represents an alternative hypothesis for a hypothesis test. * * @since 3.3 */ public enum AlternativeHypothesis { /** * Represents a two-sided test. H0: p=p0, H1: p ≠ p0 */ TWO_SIDED, /** * Represents a right-sided test. H0: p ≤ p0, H1: p > p0. */ GREATER_THAN, /** * Represents a left-sided test. H0: p ≥ p0, H1: p < p0. */ LESS_THAN }