A researcher studied the effects that increased caffeine use had on students test scores. The correlation coefficient between the amount of caffeine, c, and test scores,
s, is 0.29.
Which could be concluded based on the correlation coefficient of the data?

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f

Y=21.95x+10 y=22.45x solve by substitution