According to the American Red Cross, 8.3% of all Connecticut residents have Type B blood. A random sample of 24 Connecticut residents is taken. X=X=the number of CT residents that have Type B blood, of the 24 sampled. What is the standard deviation of the random variable XX? √2.53442.5344 √2.0244242.024424 √1.8466561.846656 √1.8266641.826664 √2.25542.2554 √2.405544

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According to the American Red Cross, 8.3% of all Connecticut residents have Type B blood. A random sample of 24 Connecticut residents is taken.

X=X=the number of CT residents that have Type B blood, of the 24 sampled.

What is the standard deviation of the random variable XX?

  • √2.53442.5344
  • √2.0244242.024424
  • √1.8466561.846656
  • √1.8266641.826664
  • √2.25542.2554
  • √2.405544
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