HBX Core Formulas and Excel Funtions - Business Analytics Exam | Verified Exam Questions and Answers | Latest Updated Study Material 2026

HBX Core Formulas and Excel Funtions - Business Analytics Exam |
Verified Exam Questions and Answers | Latest Updated Study Material
2026

Question:

HBX Core Formulas and Excel Funtions - Business Analytics Exam
Coefficient of Variation
Answer:

Standard Deviation÷Mean

Question:

Z Value
Answer:

z=(x-µ)÷?

Question:

µ
Answer:

Population Mean

Question:

?
Answer:

Population Standard Deviation

Question:

x¯¯
Answer:

Sample Mean

Question:

s
Answer:

Sample Standard Deviation

, Question:

One standard deviation in a normal distribution
Answer:

P(?-??x??+?)?68%

Question:

Two (1.96) standard deviations in a normal distribution
Answer:

P(?-2??x??+2?)?95%

Question:

Three standard deviations in a normal distribution
Answer:

P(?-3??x??+3?)?99.7%

Question:

Upper and lower bounds of a confidence interval
Answer:

x¯±z(s÷?n)

Question:

Single variable linear regression
Answer:

y^=a+bx

Question:

y^
Answer:

The expected value of y, the dependent variable, for a given
value of x

Question:

x