Answer:
Multi facets
Step-by-step explanation:
First company surveys best customers so they are highest spending
First company standard deviation is high @ $62 so their spends are $606 a year plus or minus $180 (rounded up)
Second company has a Random sample so includes all customers
Second company has larger number of responses
Second company has a range of plus or minus $40
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Answer:
pi times 4
Step-by-step explanation:
Circumference: pi times diameter (pi)(d) or pi times 2 times the radius (pi)(2r)
