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Km13
12.11.2020 •
Mathematics
What is the correlation coefficient r for the data set?
Enter your answer to the nearest hundredth in the box.
r=
x y
25 240
26 242
27 230
28 229
28 220
28 219
29 200
30 202
31 184
32 180
I think its -0.95 but im not sure. please explain
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Ответ:
97
Step-by-step explanation:
list all your prime numbers 60-100
61,67,71,73,79,83,89,97
97 is the only one were the ones digit is two less than the tens.