Overview A binomial experiment has a fixed number of independent trials, and each trial has only two possible outcomes. Each of the trials has the same probability of success. The…
read moreOverview: Some grammar questions on standardized tests such as the SAT and ACT ask students to apply the rules they have learned about sentence construction. Sentence prompts may include dangling…
read moreOverview: Probability is the measure of the likelihood of an event. The basic mathematics of probability theory started with games of chance, but it can be applied to many situations,…
read moreOverview: What Are Random Numbers? In a set of random numbers, the numbers do not follow any pattern. Each number has an equal probability of occurring, and each number event…
read moreOverview: What Do the SAT and ACT Test in English Grammar? The SAT and ACT test for formal, academic, standard English, which is not necessarily the same way that students…
read moreOverview: What Is Parallel Structure? Parallel structure in writing is a refinement technique in which verbs, subjects, and clauses are made similar. It is tested on the ACT and SAT…
read moreWork is the energy applied to an object as it moves some distance. The amount of work done is directly proportional to the magnitude of force applied, as well as…
read moreOverview: What Are Pronouns? Pronouns are word forms that substitute for nouns. They differ from nouns in that the correct pronoun form depends on the function it takes within the…
read moreOverview: The English usage that is tested on standardized tests, such as the SAT and ACT, is formal academic English. It may or may not reflect how students usually speak…
read moreOverview: What Are Measures of Central Tendency? Measures of central tendency represent the most typical score or value in a group of scores on some measure in either a population…
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