Verse 3:81, among many other verses, provides the definitions of Nabi (Prophet) and Rasoul (Messenger). Nabi is a messenger of God who delivers a new scripture, while Rasoul is a messenger commissioned by God to confirm existing scripture.Some messengers deliver a new scripture and in that case they are also prophets, but many other messengers do not deliver a new scripture.erse 3:81, among many other verses, provides the definitions of Nabi (Prophet) and Rasoul (Messenger). Nabi is a messenger of God who delivers a new scripture, while Rasoul is a messenger commissioned by God to confirm existing scripture.
What is a 'T-Test'. A t-test is an analysis of two populations means through the use of statistical examination; a t-test with two samples is commonly used with small sample sizes, testing the difference between the samples when the variances of two normal distributions are not known.
A t-test is any statistical hypothesis test in which the test statistic follows a Student's t-distribution if the null hypothesis is supported.s an example, in the one-sample t-test, where is the sample mean from a sample, of size, is the ratio of sample standard deviation over population standard deviation, is the population standard deviation of the data, and is the population mean.