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lilay30
27.06.2019 •
Mathematics
At a clover city council meeting, a plan to fund more sign language programs was presented. the reasoning behind the request was that less than 25% of parents with hearing-impaired children have the ability to pass a sign-language exam. if this is true, the council will agree to fund more programs for these parents. the council decides to take a 175-person volunteer sample of parents in clover city that have children with auditory issues and conduct a significance test for h0: p = 0.25 and ha: p < 0.25, where p is the proportion of these parents that can pass the sign language exam. they will perform the significance test at a significance level of α = 0.05 for the hypotheses.part a: describe a type ii error that could occur. what impact could this error have on the situation? (3 pointspart b: out of the 175 volunteer parents of children with hearing problems, 54 passed, resulting in a p-value of 0.96. what can you conclude from this p-value given the data of the 175 parents is sufficient to perform a significance test for the hypotheses? (4 points)part c: what possible defect in the study can you find in part b? explain. (3 points)
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Ответ:
Step-by-step explanation:
Yes, that is the correct. The complement of winning at least 1 time is winning 0 times. None of the first three options are the complement of A.