QNT 351 Week 3 First Message#2 | eBooks | Education

QNT 351 Week 3 First Message#2

QNT 351 Week 3 First Message#2 PLDZ-6879
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QNT 351 Week 3 First Message#2 

https://zh.scribd.com/document/343514419/Uop-Tutorial

 

QNT 351 Week 3 First Message#2

 

What are the characteristics of standard normal distribution? The HR department of an organization collects data on employees’ age, salary, level of education, gender, and ethnicity. Which data do you think is more likely to follow normal distribution? Explain why.

 

 

 

    • How would you calculate area between two data values? How would you calculate area above or below a certain value? How can knowing these areas help you?

 

 

    • An oil change company advertises that they can change the oil in your car in 15 minutes. Based on the data collected below, what is the probability that oil change will take more than 15 minutes?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Class Interval Frequency
6 to 10 minutes 3
11 to 15 minutes 8
16 to 20 minutes 6
21 to 25 minutes 2
More than 25 Minutes 1
QNT 351 Week 3 First Message#2 https://zh.scribd.com/document/343514419/Uop-Tutorial QNT 351 Week 3 First Message#2 What are the characteristics of standard normal distribution? The HR department of an organization collects data on employe
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