Answer Happy

Entrance to, and exit from, a large departmental store is via one four sets of doors. The number of customers entering or leaving the store is counted at each set of doors for a period of time with the following results North Set of doors South East West Number of customers 327 402 380 351 Test at a significance level of o.1 that customers have a preference for a particular set of doors.

c) Compute the test value: O 1. X2= 8.86 2. X2=11.94 3. X2= 10.56 d) Make the decision. o 1. Reject the null hypothesis. o 2. Do not reject the null hypothesis. e) Summarize the results. o 1. There is enough evidence to support the claim. 2. There is not enough evidence to support the claim.