1) The red blood cells counts of women are normally distributed with a mean of 4.577...

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1) The red blood cells counts of women are normally distributedwith a mean of 4.577 and a standard deviation of 0.382.
Find the probability that a randomly selected woman has a redblood cell count that is lower than 4.2.
(Results are rounded to 4 decimal places)
a) 0.1618
b)Â Â 0.8382
c)Â Â 0.3382
d) 0.7979
2) A KRC research poll asked respondents if they felt vulnerableto identity theft. Of 1002 people polled, 531 said \"yes\".
Find a 95% confidence interval for the proportion ofpeople who felt vulnerable to identity theft.
(Results are rounded to 4 decimal places)
a)Â Â (0.5034, 0.5564)
b)Â Â (0.4990, 0.5608)
c)Â Â Â (0.4769, 0.5829)
d)Â Â Â (0.5041, 0.5559)

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Solution 1 The red blood cells counts ofwomen are normally distributed with a mean of 4577 and a standarddeviation of 0382Find the probability that a randomly See Answer

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