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PolarNik [594]
3 years ago
9

What is the sst for the data set (1,5),(2,8),(4,14)?

Mathematics
2 answers:
Usimov [2.4K]3 years ago
6 0

Answer:

42

Step-by-step explanation:

SST = ∑ ( y − ȳ ) ² (ȳ = pronounced y bar is the mean of y values)

ȳ = (5+8+14)/3 = 27/3 = 9

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

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

= 16 + 1 + 25

= 42

monitta3 years ago
4 0

Answer: 42 (apex)


Step-by-step explanation:


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