Statistics
posted by B .
Suppose that the average annual salary for city employees is $36,000 with an SD of $12,000. The city council decides to give everyone a raise of $400 per year. What is the new average salary and the new SD?

Mean increases $400 and SD stays the same, because all the scores still have the same relationship to the mean.
Respond to this Question
Similar Questions

precalc
Assume that this year, n = 1, the average annual salary for women in the United States is $25,000 and that it is increasing by 5% per year, meaning that each year the salary is 1.05 times what it was the previous year. Assume that … 
algebra
Tom and Jerry were offered similar jobs at competing companies. Sony offered Tom a starting salary of $32,000 per year with a 7% raise at the end of each year. Panasonic offered Jerry a $35,000 annual starting salary with a 5% raise … 
algebra
mei salary starts at 16,000 per year with annual raises or 1,500. janet salary is 19,300 with annual raise of $950.00. After how many years will the two women be earning the same salary? 
Statistics
The average annual salary of employees at Wintertime Sports was $28,750 last year. This year the company opened another store. Suppose a random sample of 18 employees had an average annual salary of $25,810 with standard deviation … 
algebra
The expression: 553.7x + 27,966 Can be used to approximate the average annual salary in dollars of public school teacher in the year 1985 + x What was the average teacher's salary in 1993? 
statistics
the mean annual salary for employees at a company is 36,000. at the end of the year, each employee receives a 1,000 bonus and a 5% raise( based on salary)what is the new annula sala 
business math
Salary Increase.you accept a new job with a starting salary of 34,800. you are told that you will receive an annual raise of at least 1,500. what is the maximum number of years you must work before your annual salary will 45,000 
Math
Every employee's salary at the Sunrise Software Company increases each year by 1/10 of that person's salary the previous year. A: If Martha's present annual salary is $100,000.00, what will her salary be in 2 years? 
PreCalculas help
Suppose you sign a contract for an annual salary of $50,000 with a guaranteed raise of 5% each year. 1.Write your salary for the next n years as a geometric sequence in explicit form. 2.What will your salary be in year 5? 
Math
David starts off at a salary of $10,000 per yer. At the end of each year, he will earn a 4% raise on his previous salary. What will be the first year that he makes $15,000?