2 years ago

The formula for calculating degrees of freedom of the variance or the standard deviation is _________.

Mathematics

1 answer:

gogolik [260]2 years ago

4 0

Answer:

n-1

Step-by-step explanation:

You might be interested in

Find a polynomial of degree 4 that has integer coefficients and zeros 3i and 4 multiplicity 2

amm1812

Answer:

f(x) = x⁴ - 8x³ + 25x² - 72x + 144

Step-by-step explanation:

f(x) = (x-4)²(x+3i)(x-3i)

= (x²-8x+16)(x²+9)

= x⁴ - 8x³ + 25x² - 72x + 144

5 0

3 years ago

you earn 10 points for every coin you collect in a video game. then you find a star that triples your score. write and simplify

Tomtit [17]

Answer:

The required expression for total number of points you earn is $P=10c+3p$ .

Step-by-step explanation:

Consider the provided information.

Let c represents the coin and p represents the points before getting star.

You earn 10 points for every coin you collect in a video game.

$p=10c$ ......(1)

You find a star that triples your score.

$star=3p$

Now the total number of points you earn is(P):

$P=10c+3p$

Substitute the value of p from equation 1.

$P=10c+3(10c)$

$P=40c$

5 0

4 years ago

What is this answer?

Korvikt [17]

i think the answer is B, slope=0, y intercept= 3

3 0

3 years ago

You estimate that a baby pig weighs 20 pounds. The actual weight of the baby pig is 16 pounds. Find the percent of error

timofeeve [1]

Answer:

U were 20% off

Ure estimate was 80%

Step-by-step explanation:

16/20 is 80%

100%-80% is 20%

6 0

3 years ago

Read 2 more answers

Pls help I will give u brainlyist

zimovet [89]

Answer:

I remember it was Triangular prism or something

Step-by-step explanation:

2 triangles on top

and the sides with rectangle.

5 0

3 years ago