document.write( "Question 847365: Water bottle weights are normally distributed with a mean of 16 ounces and a standard deviation of 0.7 ounces. What is the probability that a water bottle contains at most 16 ounces? Enter your answer as a decimal rounded to the nearest thousandths place.
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Algebra.Com's Answer #510378 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi,
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document.write( "Demonstrating Using TI Calculator
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document.write( "The syntax is normalcdf(smaller, larger, µ, σ).
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document.write( "Note: The -9999 is used as the smaller value to be at least 5 standard deviations from the mean.
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document.write( "P(x ≤ 16) = normalcdf(-9999, 16, 16, .7) = .5
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document.write( "For the normal distribution: 
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document.write( "one  standard deviation from the mean accounts for about 68.2% of the set 
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document.write( "two standard deviations from the mean account for about 95.4%
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document.write( "and three standard deviations from the mean account for about 99.7%.
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document.write( "Important to Understand z -values as they relate to the Standard Normal curve:
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document.write( "Below:  z = 0, z = ± 1, z= ±2 , z= ±3 are plotted.  
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document.write( "Note: z = 0 (x value the mean) 50% of the area under the curve is to the left and 50% to the right
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