Reconsider the paint-drying situation of Example 8.5, in which drying time for a test specimen is normally distributed with . The hypotheses : versus : are to be tested using a random sample of observations.

i can answer this question sweetie!

step-by-step explanation:

part a

in a city ice cream is mostly only bought when the temperature is very high as ice cream cools down our

so we can derive the conclusion that as the temperature increases the number of ice creams sold also increases

part b

y intercept is 5

slope is 2

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