The ages of all the patients in the isolation ward of the hospital are 38, 26, 13, 41 and 22. What is the population variance?
A: 106.8
B: 91.4
C: 240.3
D: 42.4
A: 106.8
B: 91.4
C: 240.3
D: 42.4
举一反三
- The ages of all the patients in the isolation ward of the hospital are 38, 26, 13, 41 and 22. What is the population variance?
- ___________ sent form California for all the patients in Ward Six.
- 中国大学MOOC: What description of the hospital ward is true?
- 11、22、13、26、15、30、17、（）。 A: 32 B: 34 C: 36 D: 38
- 请计算下列数据的标准差12 38 36 16 25 36 30 41 44 26 18 37 11 26 22 36 33 33 12 41