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Use This Information Below to Answer Questions 121-122

Question 128

Multiple Choice

Use this information below to answer questions 121-122.
A researcher looked at young people's Knowledge of the cost of weddings, where it's been found that many students' estimates of the cost of a wedding was less than the actual average. As a result of this finding, imagine you hypothesize that young people will underestimate the average cost of a wedding gown. To test this hypothesis, a group of college students are asked, "According to the Brides.com ( HYPERLINK "http://www.brides.com/" http://www.brides.com) 2009 American Wedding Survey, what is the average cost of a wedding gown?" The responses of some of the students in this class are summarized as:
N = 28 Use this information below to answer questions 121-122. A researcher looked at young people's Knowledge of the cost of weddings, where it's been found that many students' estimates of the cost of a wedding was less than the actual average. As a result of this finding, imagine you hypothesize that young people will underestimate the average cost of a wedding gown. To test this hypothesis, a group of college students are asked,  According to the Brides.com ( HYPERLINK  http://www.brides.com/  http://www.brides.com)  2009 American Wedding Survey, what is the average cost of a wedding gown?  The responses of some of the students in this class are summarized as: N = 28   = 2432.14 s = 1643.18 -According to Brides.com, the average cost of a wedding gown was $1075. Therefore, in this study, how would the null and alternative hypotheses be stated? A)  H<sub>0</sub>: μ > 1075; H<sub>1</sub>: μ < 1075 B)  H<sub>0</sub>: μ ≠ 1075; H<sub>1</sub>: μ = 1075 C)  H<sub>0</sub>: μ = 1075; H<sub>1</sub>: μ ≠ 1075 D)  H<sub>0</sub>: μ = 2432.14; H<sub>1</sub>: μ ≠ 2432.14 = 2432.14
s = 1643.18
-According to Brides.com, the average cost of a wedding gown was $1075. Therefore, in this study, how would the null and alternative hypotheses be stated?


A) H0: μ > 1075; H1: μ < 1075
B) H0: μ ≠ 1075; H1: μ = 1075
C) H0: μ = 1075; H1: μ ≠ 1075
D) H0: μ = 2432.14; H1: μ ≠ 2432.14

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