Age at first marriage, Part II. Exercise 4.16 presents the results of a 2006−2010 survey showing that the average age of
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Age at first marriage, Part II. Exercise 4.16 presents the results of a 2006−2010 survey showing that the average age of
Age at first marriage, Part II. Exercise 4.16 presents the results of a 2006−2010 survey showing that the average age of women at first marriage is 23.44. Suppose a social scientist believes that this value has increased in 2012 , but she would also be interested if she found a decrense. Below is how she set up her hypotheses. Indicate any errors you see. H0:x^=23.44 years old HA:x^>23.44 years old
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