A) What proportion of the area under a normal curve is to the left of z = -0.44?
B) What proportion of the area under a normal curve is to the left of z = 0.63?
C) April 10, 2017, was an unseasonably warm day with a temperature of 82 degrees (Fahrenheit). The mean temperature for April 13th over the last 50 years is 72 with a standard deviation of 4.
1. What is the z-score for the temperature on April 10, 2017?
2. What is the probability that next year on April 13th the temperature will be cooler than 82 degrees?
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