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Alex73 [517]
3 years ago
12

What is the sST for the data set (1, 5), (2, 8), (4, 14)? 14 42 25 9

Mathematics
1 answer:
ohaa [14]3 years ago
7 0

Answer:

42

Step-by-step explanation:

SST = ∑ ( y − ¯ y ) ² (¯ y = mean of y values)

¯ y = (5+8+14)/3 = 27/3 = 9

∑ ( y − ¯ y ) ² =  ( 5 − 9 ) ² +  ( 8 − 9 ) ² +  ( 14 −9 ) ²

=  (  − 4 ) ² +  (  − 1 ) ² +  ( 5 ) ²

= 16 + 1 + 25

= 42

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Len [333]

Answer:

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Step-by-step explanation:

Given:

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Angle = 270°

Value of π = 3.14

Find:

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Computation:

Area of given figure = [Ф/360][πr²]

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Area of given figure = [0.75][50.24]

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6 0
3 years ago
Evaluate (a + b)2 for a = 2 and b= 3.
aniked [119]

Answer:

10

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7 0
2 years ago
What percent of 1/2 is 2/5
eimsori [14]
1/2= 50%
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4 0
3 years ago
What is 3/16 of 200 written as a percentage
Georgia [21]

The expression 3/16 of 200 expression as a percentage is; 6.25%.

<h3>What is the value of 3/16 of 200 written as a percentage?</h3>

The value of the expression given in the task content can be evaluated as follows;

3/16 × 200 = 12.5

Hence, the value 12.5 expressed as a percentage of 200 is;

(12.5/200) × 100%.

= 6.25%.

Read more on percentages;

brainly.com/question/16865197

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2 years ago
5/10 is the same as​
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Answer:

1/2

Step-by-step explanation:

8 0
3 years ago
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