Statistics

Assume that X, the starting salary offer to psychology majors is normally distributed with a mean of $47,507 and a SD of $5000.

1. The probability that a randomly selected psychology major received a starting salary offer greater than $52,000 is______.

2. The probability a randomly selected psychology majors received starting salary offer between $42,000 ad $52,000 is _____.

3. What percent of psychology majors received a starting offer between $38,000 ad $45,000?

4. Twenty percent of psychology majors were offered a starting salary less than___.

Would you please explain the solution instead of just giving the answer. I'd appreciate it very much, thank you.

  1. 👍
  2. 👎
  3. 👁
  1. 0.8159
    91.92%
    72.02

    1. 👍
    2. 👎
  2. 1) 45000

    1. 👍
    2. 👎
  3. Twenty percent of information systems majors were offered a starting salary greater than

    1. 👍
    2. 👎

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