Math 2275 - Spring 2021
ents
Azelea Garcia a
5
Homework: Ch 7 Technology Demo
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A study found that the mean amount of time cars spent in drive-throughs of a certain fast-food restaurant was 149.5 seconds. Assuming drive-through times are normally distributed with a
standard deviation of 26 seconds, complete parts (a) through (d) below.
(a) What is the probability that a randomly selected car will get through the restaurant's drive-through in less than 115 seconds?
The probability that a randomly selected car will get through the restaurant's drive-through in less than 115 seconds is 1
(Round to four decimal places as needed.)
These two squirrels live in the same ecosystem. what type of interaction do the images represent? a. direct competition b. mutualism c. interference competition d. symbiotic e. indirect competition
In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers