Answered

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A chi-square goodness-of-fit test will be performed using a simple random sample of 100 homes to investigate
whether the proportion of homes heated with each source is the same as what is reported by the newspaper.
Which of the following represents the alternative hypothesis of the test?
А
The proportions for the different heating systems match those reported by the newspaper.
B
At least one of the heating source proportions is the same as the corresponding proportion
reported by the newspaper.
c) The heating sources are not evenly distributed between homes.
D
At least one of the heating source proportions is different from the proportion reported by the
newspaper
E
Wood stove heating represents the highest proportion of heating source.

Sagot :

Answer:

D At least one of the heating source proportions is different from the proportion reported by the newspaper.

Step-by-step explanation:

H o: proportions are the same as the model

H a: at least one proportion is not the same

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