The loaves of bread are normally distributed with a mean length of 32 cm with standard deviations 2.3 cm. What percentage of loaf has a length that is longer than 35.2 cm?
The loaves of bread are
The average playing time of mp3 songs is 35 minutes with standard deviation of 5 minutes. If the distribution is normal, what is the proportion that the playing time is longer than 50 minutes?
What is the probability that the score is lower than 75 points when the test score is normally distributed with a mean of 82 points and standard deviation of 9?
How many percent falls on 2 standard deviation from the mean of a normal distribution?
Given that the average number of students taking HUMSS is 103 with standard deviation of 12, 95% of the data falls within how many students?
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