Define null hypothesis to control for weather conditions

Reference no: EM1314047

City of Daytona Beach was worried that new ordinance that had raised beach driving fee might have negative impact on tourism. City has engaged you to examine this problem. You collected data from 20 different days (10 before and 10 after) reflecting number of vehicles on beach before and after ordinance, taking care to control for weather conditions and other variables as much as possible.

Data

Day	Vehicles on the beach before the new ordinance	Day	Vehicles on the beach after the new ordinance
8-1-03	221.00	8-1-04	245.00
8-2-03	222.00	8-2-04	222.00
8-3-03	343.00	8-3-04	333.00
8-4-03	234.00	8-4-04	111.00
8-5-03	112.00	8-5-04	444.00
8-6-03	221.00	8-6-04	111.00
8-7-03	222.00	8-7-04	111.00
8-8-03	343.00	8-8-04	222.00
8-9-03	234.00	8-9-04	123.00
8-10-03	112.00	8-10-04	123.00

a) Define the null hypothesis.

b) What test did you use?

c) Mention the results. Are they statistically important?

Reference no: EM1314047

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