VicentU355115 VicentU355115

29-10-2022
Mathematics

contestada

A teacher summarizes grades on an exam by,Min = 26, Q1 = 67, Q2 = 80, Q3 = 87, Max = 100, Mean = 76, Mode = 100, Standard deviation = 76, IQR = 20She incorrectly recorded one of these. Which one do you think it was? Why?

Respuesta :

SamyrahG84237 SamyrahG84237

29-10-2022

we have

Min=26

Q1=67

Q2=80

Q3=87

Max=100

Mean=76

Mode=100

standard deviation=76

IQR=20

so

In this problem

the mean is equal to the standard deviation

therefore

The standard deviation is incorrectly

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