The total cost for attending the rodeo carnival can be found using the function f(x) = 2.25x + 18, where x is the number of food
tickets purchased. If a family
purchases between 4 and 8 food tickets, what is the domain and range of this situation?
purchases between 4 and 8 food tickets, what is the domain and range of this situation?
1 answer:
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Answer:
The null hypothesis is .
The alternative hypothesis is
Step-by-step explanation:
Suppose that a recent article stated that the mean time spent in jail by a first-time convicted burglar is 2.5 years.
At the null hypothesis, we test if the mean is of 2.5 years, that is:
A study was then done to see if the mean time has increased in the new century.
At the alternative hypothesis, we test if the mean has increased, that is, if it is above 2.5 years. So