Mathematics, 18.12.2021 14:00 yerranne

A race publication reports that the average winning time for the six-furlong race is 1 minute and 10.8 seconds. Records of previous race suggested that the variance if 1 second. These are winning times for the six-furlong races at Santa Anita Part. 72.2, 69.8, 71.0, 72.2, 70.2, 69.2, 71.0, 69.0

71.0, 71.6, 71.2, 70.6, 72.2, 69.6, 71.0, 69.4

A stable worker at the track thinks the average winning time is different than the racing publication claims. If the worker right? Assume α = 0.01 (Use the p-value method)

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A race publication reports that the average winning time for the six-furlong race is 1 minute and 10...