lizzyhearts
09.09.2019 •
Mathematics
Me this is a very very big find the number patterns
1. 80,40,20 _,5
2. 7,5,15,13,
3. 90,30,,120
4. 15,25,,165
5. 56,60,20, 12,4
6. 6.5,5.5,4.5,3.5, _, _
7. 15,14,,0
Solved
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Ответ:
1. 10
2. 37, 111
3.60
4.75
5.28
6.2.5, 1.5
7.9
Step-by-step explanation:
1. half the numbers every time
2. the pattern is subtract 2, then on the next number multiply by three
3. divide by three then on the next number multiply by 6
4. add 10, then on the next number add 20, then on the next number add 30 and so on
5.add 4 then on the next number divide by 3
6. subtract 1
7. subtract 1, then on the next number subtract 2, then on the next number subtract 3 and so on
Ответ:
No
Explanation:
It is not reasonable to use the line of best fit to make predictions.
The correlation coefficient for the data is close to zero.
The correlation coefficient measures how well a line fits a set of data.
The correlation coefficient suggests that the relationship between the two variables is weak.