Whether - English Grammar Today - a reference to written and spoken English grammar and usage - Cambridge Dictionary If the change to if produces a different meaning â¦ the or not must be supplied.â Your sentence #2 once again passes the test. And finally, we came up with the results that we are going to mention in this article. The facts may look very strange but they are real. Make it âwhether or not any such approach worksâ (or, âwhether any such approach works or not â¦â) â¢â¢â¢ Commentators in the English media often bemoan the national â¦ (alternative) It is a mystery to me. Another word for whether or not. Whether definition is - âused as a function word usually with correlative or or with or whether to indicate (1) until the early 19th century a direct question involving alternatives; (2) an indirect question involving stated or implied alternatives; (3) alternative conditions or possibilities. is whether the battery is charged (or not). â¦ One way [besides Cecilâs] to test whether the or not is necessary is to substitute if for whether. whether (or not) my mobile phone works there . This hypothesis is denoted by either H a or by H 1. The Alternative Hypothesis . Typically, if there was a 5% or less chance (5 times in 100 or less) that â¦ In a mathematical formulation of the alternative hypothesis, there will typically be an inequality, or not equal to symbol. An alternate is something or someone that serves in place of another.An alternative is a second option that does not replace the first.For example, when a road undergoing maintenance is closed to traffic, you have to take an alternate route. But when an under-construction road is still accessible to traffic, you might choose to take an alternative â¦ (no condition exists - even if) Whether or not my mobile phone works there, â¦ However, you want to know whether this is "statistically significant". TL;DR: "or not" is never required if the alternative is a simple negation of the stated proposition, but an "or" clause is required in, say, "You must choose whether to write novels or poems" (presupposing that writing, for example, software is not an option currently on offer). Ditto. (alternative) CONDITIONAL IF + CLAUSE: RESULT CLAUSE: Whether or not the battery is charged, my phone doesn't work. We took help from the Alternative Medicine Greenville Sc to test several kinds of medicines. Here is some important information on the topic that whether the alternative medicine works or not. When, however, the intention is to give equal stress to the alternatives, the or not is mandatory. Whether any such approach works, the founders would have expected us to do something about this unconstitutional filibuster. The alternative hypothesis states the opposite and is usually the hypothesis you are trying to prove (e.g., the two different teaching methods did result in different exam performances). Find more ways to say whether or not, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. In the former example, whether is not being used correctly since the alternative has not been introduced, but since itâs implied, youâre certainly not going to hear many people complain about its use in this way, especially in informal situations; in the latter example, whether is used as intended, introducing two well-defined alternatives. How to use whether in a sentence. The alternative or experimental hypothesis reflects that there will be an observed effect for our experiment.