Madison0000 Madison0000

03-04-2018
Mathematics

contestada

What is the standard deviation of 111, 132, 186

Respuesta :

perixwinkle perixwinkle

03-04-2018

The mean:
111+132+186
429/3=143
Subtract mean:
111-143= -32²= 1,024
132-143=-11²= 121
186-143= 43²= 1,849
Now find the mean again:
1,024+121+1,849
2,994/3= 998
Now square root:
√998≈31.591138

Answer Link

Otras preguntas

To make curtains for a living room window for a customer, you will need three pieces of fabric in the following lengths: 3 feet, 3 feet, and 5 feet. What is th

Aqueous solutions of this ion give a reddish precipitate when excess hydroxide ion is added. (A) Cu^{2+} (B) CO₃^{2−} (C) Fe^{3+} (D) Al^{3+} (E) Pb^{2+}

All living things are either Eukarya, Bacteria, or Archaea. These three broadest categories in the classification of life are called _______.

Evaporation: Evaporation is the process where a _________ changes into a _________.

I would like to know if 2 kg is greater or less then 1500 g

how do I solve 9 1/9 - 5/6

What hardships did the south face after the civil war????

What is a list of countries without volcanoes?

solve the equation in factoral form (x+3)(x-2/5=0

Which substance does not obey the Lewis octet rule? (a) N₂ (b) NO (c) CF₄ (d) Ar Can anyone explain this?