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HBX Core Formulas and Excel Funtions - Business Analytics questions and answers graded A+ 2024/2025 $11.49   Add to cart

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HBX Core Formulas and Excel Funtions - Business Analytics questions and answers graded A+ 2024/2025

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  • HBX CORE

HBX Core Formulas and Excel Funtions - Business Analytics questions and answers graded A+ 2024/2025

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  • September 13, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • hbx core
  • HBX CORE
  • HBX CORE
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HBX Core Formulas and Excel Funtions
- Business Analytics

Coefficient of Variation - ANSStandard Deviation÷Mean

Z Value - ANSz=(x−µ)÷σ

µ - ANSPopulation Mean

σ - ANSPopulation Standard Deviation

x¯¯ - ANSSample Mean

s - ANSSample Standard Deviation

One wellknown deviation in a regular distribution - ANSP(μ−σ≤x≤μ+σ)≈68%

Two (1.Ninety six) trendy deviations in a normal distribution - ANSP(μ−2σ≤x≤μ+2σ)≈95%

Three wellknown deviations in a normal distribution - ANSP(μ−3σ≤x≤μ+3σ)≈ninety nine.7%

Upper and lower bounds of a self belief interval - ANSx¯±z(s÷√n)

Single variable linear regression - ANSy^=a+bx

y^ - ANSThe predicted fee of y, the structured variable, for a given fee of x

x - ANSThe unbiased variable, the variable we're the use of to assist us predict or higher
understand the established variable

a - ANSThe y-intercept, the factor at which the regression line intersects the vertical axis. This is
the value of y^ whilst the unbiased variable, x, is set equal to 0

b - ANSThe slope, the common alternate in the based variable y because the unbiased variable
x increases by one

R² - ANSVariation defined by means of the regression line÷Total variant=Regression Sum of
Squares÷Total Sum of Squares

R² for single variable linear regression - ANSSquare of the correlation coefficient

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