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DiKsa [7]
3 years ago
12

Can somebody help please?

Mathematics
1 answer:
sertanlavr [38]3 years ago
6 0
It's the last option
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To test for the significance of a regression model involving 3 independent variables and 51 observations, the numerator and deno
LenKa [72]

Answer:

numerator degree of freedom = 3

Denominator degree of freedom = 47

Step-by-step explanation:

The numerator degree of freedom is given by :

p - 1 ; where p = number of predictors ;

p = number of independent variables + 1

Number of independent variables = 3

p = 3 + 1 = 4

Numerator degree of freedom = p - 1 = 4 - 1 = 3

The denominator degree of freedom = n - p ; where n = number of observations

Number of observations, n = 51

Denominator degree of freedom = n - p = 51 - 4 = 47

6 0
3 years ago
Pls HELP I BEG YOUUUU
Stells [14]

Answer:

x = 60

Step-by-step explanation:

(x+22) + (x+6) + (x-28) = 180

x + 22 + x + 6 + x - 28 = 180

x + x + x + 22 + 6 - 28 = 180

3x = 180

x = 180/3

x = 60

6 0
3 years ago
C is what 6x + 1 - (3x - 1) equals
Mekhanik [1.2K]

Answer:

A

Step-by-step explanation:

just take the parenthesis off because in this equation you can just ignore them.

7 0
3 years ago
Read 2 more answers
The amount of money in a bank account increased by 15.8% over the last year. If the amount of money at the beginning of the year
Lostsunrise [7]

Answer:

The expression represents the amount of money in the bank account after the increase is: x=1.158n.

Step-by-step explanation:

With the information provided, you can say that the amount of money in the bank after the increase would be equal to multiplying the amount at the beginning of the year for the result of adding up 1 plus the percentage of the increase, which would be:

x=n*(1+0.158)

x=n*1.158

x=1.158n, where:

x is the amount of money in the bank account after the increase

n is the amount of money at the beginning of the year

5 0
3 years ago
A rectangular prism with a square base has a volume of 120 cubic feet. The base is 8 feet on each side. What is the height of th
Lelechka [254]

15feet

Step-by-step explanation: 120/8=15

pls give brainliest

3 0
3 years ago
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