Tina is packing for a five-day trip. She has one blue, one red, one white, one green, and one grey t-shirt. Tina will not wear each t-shirt more than once.

C. 4/5

Step-by-step explanation:

1-p(White t shirt)= 1- 1/5 =4/5

(d)

step-by-step explanation:

given: the line in the graph passes through points (5,30) and (6,26).

then, the equation of line is:

now, put y=a(n) and x=n,

hence, option d is correct.

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify