The u. s. census bureau conducts a study to determine the time needed to complete the shortform. the bureau surveys 200 people. the sample mean is 8.2 minutes. there is a knownstandard deviation of 2.2 minutes. the population distribution is assumed to be normal.

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

happy to

pls mark as brainliest

a

step-by-step explanation:

the answer is a

c

step-by-step explanation: easy math

the bolded word " farsighted" could be replaced with visionary.