Station	Tuesday	Thursday
1	139	138
2	141	157
3	140	142
4	136	145
5	139	141
6	136	140
7	145	148
8	138	141
9	135	138
10	145	147

Carol also believes that petrol stations systematically increase the price of petrol on Thursdays. She collects a sample of data by visiting the same petrol stations on a Tuesday (population 1) and Thursday (population 2) and recording the prices. Test her claim at the 5% level of significance. 1. The hypothesis to be tested is 2. The decision rule at the 5% level of significance is 3. The p-value for this test is 4. The calculated test statistic for this hypothesis test is 5. The conclusion to this test is