或者是要求什么Thecostofweddingshasskyrocketedinrecentyears.Asaresult,manycouplesareoptingtohavetheirweddingsintheCaribbean.ACaribbeanvacationresortrecentlyadvertisedthatthecostofaCaribbeanweddingwaslessthan$10,
或者是要求什么
Thecostofweddingshas
skyrocketedinrecentyears.Asaresult,manycouplesareoptingtohavetheir
weddingsintheCaribbean.ACaribbeanvacationresortrecentlyadvertisedthat
thecostofaCaribbeanweddingwaslessthan$10,000.Listedbelowisthe
totalcost(in$thousands)forasampleofeightCaribbeanweddings:
9.7
9.6
11.5
12.8
9.1
10.5
13.5
12.3
8.2
9.3
11.1
12.3
14.1
8.1
11
10.8
10.4
9
10.5
10.8
10.2
9.6
12.7
11.1
9.9
11.6
11.2
8.8
9.4
10.3
9.2
9.3
(a)(10%)At5%levelofsignificance,isitreasonabletoconcludethatthecostofaCaribbeanwedding
issignificantlydifferentthan$10,000onaverage?
