Assume that the weights of all packages of a certain brand of cookies are normally distributed with a mean of 32 ounces and a st
andard deviation of 0.3 ounce. find the probability that the mean weight, x¯, of a random sample of 20 packages of this brand of cookies will be between 31.8 and 31.9 ounces.
1 answer:
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Answer:
<h2>- 2</h2>Step-by-step explanation:
The slope-intercept form of an equation of a line:
m - slope
b - y-intercept
We have
Therefore the slope is equal to -2.