X is a normally distributed random variable with mean 40 and standard deviation 9.
What is the probability that X is between 13 and 67?
Write your answer as a decimal rounded to the nearest thousandth.

I’m pretty sure that the answer is b.

The social difference that caused sectionalism in the antebellum era would be c.)  north was disorganized. the north had slow population growth, where as the south had mass immigration.hope this really mark