Question
Hypotheses and parameters As in Exercise 1, for each of the following situations, define the parameter and write the null and alternative hypotheses in terms
Hypotheses and parameters As in Exercise 1, for each of the following situations, define the parameter and write the null and alternative hypotheses in terms of parameter values.
a) Seat-belt compliance in Massachusetts was 65% in 2008. The state wants to know if it has changed.
b) Last year, a survey found that45%of the employees were willing to pay for on-site day care. The company wants to know if that has changed.
c) Regular card customers have a default rate of 6.7%. A credit card bank wants to know if that rate is different for their Gold card customers.
d) Regular card customers
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Concise Pre Algebra Workbook
Authors: Josiah Coates
1st Edition
1724185152, 978-1724185150
