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hunterbetterton1
01.12.2021 •
Chemistry
In the reaction between zinc and acid, hydrogen is formed. Describe the test for hydrogen and the result if hydrogen is present.
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Ответ:
picture di makita eh picture ng modul
Ответ:
Step-by-step explanation:
A mathematics teacher wanted to see the correlation between test scores and homework. The homework grade (x) and test grade (y) are given in the accompanying table. Write the linear regression equation that represents this set of data, rounding all coefficients to the nearest tenth. Using this equation, estimate the homework grade, to the nearest integer, for a student with a test grade of 31.
Homework Grade (x) Test Grade (y)
58 52
75 66
66 68
85 74
52 38
74 65
78 76