While there are three measures of central tendency,the mean,median,and mode are all interchangeable anyway.

A dining room set costs $400, less 30% and 10%. The overhead costs are 25% of cost and operating profit is 30% of cost. After three months, the set is reduced to $200. What is the rate of markdown of the set?

A) 95.3%
B) 75.6%
C) 36.5%
D) 20.6%
E) 48.8%

Which of the following incorrectly describes the discrete probability distributions and continuous probability density functions?

A) They both reflect the distribution of a random variable.
B) They both have outcomes, which occur only in integers.
C) They both assist in determining the probability of a given outcome.
D) They are both relative frequency distributions.
E) None of these.

Evaluate the radical expression (if possible) without using a calculator. $\sqrt{(-10{)}^2}$

A) 100
B) -100
C) 10
D) -10
E) not possible

A check register shows a balance of $2,100.00 before adding a deposit of $191.11 and writing two checks for $921.34 and $89.77. Compute the new cash balance shown in the check register.​