(Solved by Humans)-A population has a mean of 50 and a standard deviation of 10. If
Question
A population has a mean of?50?and a standard deviation of?10. If a random sample of?49?is taken, what is the probability that the sample mean is each of the following?
a.Greater than?51
b.Less than?52
c.Less than?49
d.Between?45.5?and?53.5
e.Between?50.6?and?51.5
Appendix A Statistical Tables
(Round the values of z to 2 decimal places. Round your answers to 4 decimal places.)
a.??=?
b.??=?
c.??=?
d.??=?
e.??=?
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