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

which food contamination is best prevented by cooking to safe temperatures?

A(n) _____ is a hydrocarbon in which one or more hydrogen atoms is replaced by a -COOH and a -NH^2 group. HELP PLEASE! Please explain.

what is the difference between striking and protesting?

Paulo uses an instrument called a densitometer to check that he has the correct ink colour. For this print job the acceptable range for the reading on the dens

a large cube has 5 layers, each with 5 rows of 5 small cubes. How many cubes will the larger cube contain?

How do you describe a neuron?

What issues has Bulgaria been involved in as a UN member? (25 POINTS)

Find the value of x in the equation 2(x-3)+5x=5(2x+6)

In the following sentence identify the part of speech of the house as word catching fish is one of the oldest pastimes

Fill in the blanks -These words may be used once, more than once or not at all: antivirals, antigens, antibodies, toxins, white blood cells___ produce ___ to de