Question: Help answering the following while showing work in excel or PHstat please; Major league baseball salaries averaged $3.41 million with a standard deviation of $1.25

Help answering the following while showing work in excel or PHstat please;

Major league baseball salaries averaged $3.41 million with a standard deviation of $1.25 million in a certain year in the past. Suppose a sample of 100 major league players was taken.

  1. Calculate the standard error for the sample mean summary.
  2. What is the probability that the mean salary of the players exceeded $3.5 million?
  3. What is the probability that the mean salary of the players was less than $2.7 million.
  4. What is the probability that the mean salary of the players was less than $2.5 million OR greater than $3.6 million?

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