The SPCA collects the following data about the dogs they house. Which is categorical?
A) weight
B) number of days housed
C) breed
D) veterinary costs
E) age
Question 2
Soda cans A machine that fills cans with soda fills according to a Normal model with mean 12.1 ounces and standard deviation 0.05 ounces.
a. If the cans claim to have 12 ounces of soda each, what percent of cans are under-filled?
b. Management wants to ensure that only 1 of cans are under-filled.
i. Scenario 1: If the mean fill of the cans remains at 12.1 ounces, what standard deviation does the filling machine need to have to achieve this goal?
ii. Scenario 2: If the standard deviation is to remain at 0.05 ounces, what mean does the filling machine need to have to achieve this goal?
Pocket gophers and ecosystem structure (data from Huntly and Inouye 1988).
Male polydactyl grey house cat
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