Fle Edit View History Bookmarks People Window Help 31%D Wed 9:50 eld 228132957&d

Question

Fle Edit View History Bookmarks People Window Help 31%D Wed 9:50 eld 228132957&deploymetlid; 556826115247655793937445 108eISBN-97813055864378parentid 22813353 Austin Smythe h. 7-12) Activity Information Type of Flight Type of Ticket Domestic nrnational e Frst Class Business Class Economy Ciass 517 a. Using a ,os level of significance, is the type of ticket purchosed independent of the type of flight? use Table 12.4 Compute the velue of the x 2 cest statistic (to 2 deomais). b. Discuss any dependence that exists between the type of tickeet and type af ight 5 a E K. N M

Explanation / Answer

Chi-square

Chi-square = 101.7144

DF = (3-1)*(2-1) = 2

p-value = 0.0000

Reject null hypothesis.

this means there are not significant evidence to conclude that type of flight and type of tickets are independent.

Observed Domestic International total First Class 22 29 51 BC 126 98 224 EC 137 517 654 Total 285 644 929

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