To find the slope, you use the slope formula (m):
and plug in the two points
(-3, 4) = (x₁, y₁)
(2, -1) = (x₂, y₂)
[two negatives cancel each other out and become positive]
m = -1 The slope is -1
True or false: other things being equal, the confidence interval for the mean will be wider for 95% confidence than for 90% conf
1 answer:
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