Answer: The probability that the mean salary offer for these 80 students is $23,500 or less equals to 0.4054
Step-by-step explanation: Please find the attached file for the solution
irrational number, any real number that cannot be expressed as the quotient of two integers.
Any number that can be written as a fraction with integers is called a rational number . For example, 17 and −34 are rational numbers. (Note that there is more than one way to write the same rational number as a ratio of integers.
1st Is rational
2nd one is irrational
3rd is irrational
4th is rational
False if y=f(x) then x= inverse of f(x) or f^-1(x)
i think the answer is 88 i hope i helped