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7 what is the difference botwen the following two regressions equations?, Y = by + b , x Y = Bot Bix A . The First equation is the sample data; the second equation is for a populate The first equation is for a population; the Second equation is For sample Data 6 A - exists between two variables when the values Of one variable are somehow associated with's the values of the other Vanable . evicts Atrial inference difference correlation fill in blank 10 the method of . - Isused for tests of hypotheses that three or more population means are equal X a chi - square distribution one - way analysis of variance " confidence intervals a survey