Suppose that you add 10 to all of the observations in a sample. how does this change the sample mean? how does it change the sample standard deviation?

Peter decided that the total cost for a $24.55 pair of jeans and a $12.25 shirt was $26.80. Was peters answer reasonable? explain why or why not

The number n (t) of people in a community who are exposed to a particular advertisement is governed by the logistic equation. initially, n (0) = 500, and it is observed that n (1) = 1000.

Allie recorded a temperature of 24 degrees Fahrenheit, and Kurt recorded a temperature 86 degrees Fahrenheit higher. What temperature did Kurt record?

You take out an installment loan of $2700.00 for 30 months at 8 %. The title of a monthly payment table is "Monthly Payment on a Simple Interest Installment Loan of $100" If you use 30 months and 8% interest, you get the figure $3.69 in this table.

Solve for - (3x-2) = - 4 (x+1) - 4

Solve the formula for the variable h. V = Bh/3 a. h = 3v/3 b. h = V / 3B c. h = 3V + B d. h = 3V - B

Convert 3/4 into a quotient and percentage

Simplify the expression 3 (-3y+2x) combine like terms a+3a-b+4b+c

If a figure has 5 sides 5 vertices and no equal sides what is it? it is a polygon BTW

If I rent a boat for $25 per hour and a charge additionally $12 for fuel is the number of hours I rent the boat proportional to the total cost