Radon exposure in Egyptian tombs. Refer to the Radiation Protection Dosimetry (December 2010) study of radon exposure in Egyptian tombs, Exercise 6.30 (p. 325). The radon levels–measured in becquerels per cubic meter (Bqm3)–in the inner chambers of a sample of 12 tombs are listed in the table shown below. For the safety of the guards and visitors, the Egypt Tourism Authority (ETA) will temporarily close the tombs if the true
One-Sample Statistics
N | Mean | Std. Deviation | Std. Error Mean | |
RADON | 12 | 3642.50 | 4486.929 | 1295.265 |
One-Sample Test
SPSS output for Exercise 7.551
50 | 910 | 180 | 580 | 7800 | 4000 |
390 | 12100 | 3400 | 1300 | 11900 | 1100 |
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