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Posts: 242
3 weeks ago
Growth A scientist is running an experiment that involves waiting for a culture to grow. The average time for one experiment to run is 93 minutes with a standard deviation of 10 minutes.
a. If the scientist is going to run five experiments, with a 7 minute set-up time in between each experiment, what is the average of the total time this will take?
b. What is the standard deviation of the total time?
c. What assumption did you need make the calculations in the previous two problems?
Textbook 

Stats: Modeling the World


Edition: 4th
Authors:
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3 weeks ago
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a. 493 minutes
b. 22.4 minutes
c. No assumptions for (a), but for (b) we have to assume the experiments are independent.
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3 weeks ago
Thank you
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3 weeks ago
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