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Structure of TOEFL iBT: Understanding the test format

Structure of TOEFL iBT: Understanding the test format

Structure of TOEFL iBT: Understanding the test format 

Test of English as a Foreign Language (TOEFL) is a designed &  structured in a disciplined way with a view to evaluating the skill & efficacy for dealing with reading, listening, speaking & writing English. Many graduate schools evaluate the profile of applicants by the TOEFL score where the score plays a vital …

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Mastering Probability for GRE/GMAT Quantitative Reasoning

Mastering Probability for GRE/GMAT Quantitative Reasoning

Probability is the measure of the likelihood that an event will occur. Probability is quantified as a number between 0 and 1, where, loosely speaking, 0 indicates impossibility and 1 indicates certainty. The higher the probability of an event, the more likely it is that the event will occur. Probability is one of the segments of GRE quantitative section which is to be structured to adept …

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All Necessary Formulas for GRE/GMAT Math combined

All Necessary Formulas for GRE/GMAT Math combined

All Necessary Formulas for GRE/GMAT Math combined

Sequence

\(1+2+3+………..+n = \frac{(n (n+1))}{2}\)

\( 1^2+2^2+3^2+……..+n^2 =\frac{ n (n+1)(2n+1)}{6}\)

\( 1^3+2^3+3^3+……..+n^3 =\frac{ \{n (n+1)\}^2}{4}\)

Sum of an arithmetic Series, \(S = {n \over2}\{ {2a+(n-1)d} \}\)

a = first term , d = common difference, n = number of terms ;

e.g.: 11+18+25+… … … ; where,  a=11, d=18-11=7.  If n=29, the arithmetic …

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Mastering Statistics for GRE Quantitative Reasoning

Mastering Statistics for GRE Quantitative Reasoning

Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data. Statistics is one of the segments of GRE quantitative section which is to be structured to adept by means of sensible practices to command over the stipulated ideas, techniques and problems where the base of basic concepts is urged to be trained.

 

  • Mean …

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