SOLUTION: * please help me solve this: The incubation time for Rhode Island Red chicks is normally distributed. Almost all (99.7%) of the chicks will hatch from eggs being incubated in 15 t

Question 1074384: * please help me solve this:
The incubation time for Rhode Island Red chicks is normally distributed. Almost all (99.7%) of the chicks will hatch from eggs being incubated in 15 to 27 days. Use this information to label the graph and answer the following questions.
The mean of the distribution is ______ and the standard deviation is ______.
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
Mean: (15+27)/2
Standard deviation: 3
The 68-95-99 Rule:
Approximately 68% of the data values lie within 1 standard deviation of the mean in both directions.
Approximately 95% of the data values lie within 2 standard deviations of the mean in both directions.
Approximately 99.7% of the data values lie within 3 standard deviations of the mean in both directions.
RELATED QUESTIONS
the incubation time for rhode island red chicks is normally distributed with a mean of 21 (answered by stanbon)

The incubation time for Rhode Island Red chicks is normally distributed with a mean of 21 (answered by Tobiasz)

The incubation time for Rhode Island Red chicks is normally distributed with a mean of 21 (answered by stanbon)

The incubation time for Rhode Island red chicks is normally distributed with a mean of 21 (answered by ewatrrr)

The incubation time for a breed of chicks is normally distributed with a mean of 24 days... (answered by fsdf)

The mean incubation time of fertilized eggs is 19 days. Suppose the incubation times are... (answered by ewatrrr)

Problem B: The incubation time for chicks is normally distributed with a mean of 21... (answered by ikleyn)

PLEASE TRANSLATE THIS STATEMENT INTO AN ALGEBRAIC EXPRESSION. The area of Alaska is... (answered by Maths68)

the mean incubation time of fertilized eggs is 19 days. Suppose the incubation times are... (answered by stanbon)