Mathematics, 14.05.2021 01:00, ninilizovtskt
A highway department executive claims that the number of fatal accidents which occur in her state does not vary from month to month. The results of a study of 158 fatal accidents were recorded. Is there enough evidence to reject the highway department executive's claim about the distribution of fatal accidents between each month at the 0.05 level of significance.
Observed Data:
Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Fatal Accidents 9 9 7 9 13 8 12 14 8 15 7 9
Required:
a. What is the correct way to state the null and alternate hypotheses.
b. What is the expected value for each month?
c. If the p-value is 0.667, what is the correct decision for this test? What is your conclusion, in context? Explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 21:30, justkevin1231
The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values
Answers: 3
Mathematics, 21.06.2019 21:30, ladydeathanddea
Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?
Answers: 3
A highway department executive claims that the number of fatal accidents which occur in her state do...
Mathematics, 22.10.2019 02:00
Mathematics, 22.10.2019 02:00
Mathematics, 22.10.2019 02:00
History, 22.10.2019 02:00
Mathematics, 22.10.2019 02:00