1)A local supermarket claims that the waiting time for its customers to be served is the...

1)A local supermarket claims that the waiting time for its customers to be served is the lowest in the area. A competitor's supermarket checks the waiting times at both supermarkets. The sample statistics are listed below. Test the local supermarket's hypothesis. Use a= 0.05.

Local Supermarket	Competitor Supermarket
n1= 15	n2= 16
xbar 1= 5.3 minutes	xbar 2= 5.6 minutes
s1= 1.1 minutes	s2= 1.0 minutes

A) Hypothises:

B) Critical Values t-critical

C) Test statistic t-stat and the decision to reject or fail to reject

D) The conclusion about the decision

Solutions

Expert Solution

Fail to claims reject Ho, There is not enough evidence to claim that the waiting time for local supermarket customers to be served is the lowest in the area.

orchestra answered 1 year ago

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