Choose the algebraic description that maps ΔABC onto ΔA′B′C′ in the given figure. Question 9 options:

A)

(x, y) → (x + 4, y + 8)

B)

(x, y) → (x + 8, y + 4)

C)

(x, y) → (x + – 8, y – 4)

D)

(x, y) → (x – 4, y – 8)

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

Round to the nearest ten thousandth.i dont get this