g Which of the following is (are) (1) a formally valid statistical model(s)? (2) the statistical model that best incorporates all known information? (Choose all that apply.) ((−[infinity],[infinity]),{N(μ,0.23 )}μ>0) ((−[infinity],[infinity]),{N(μ,0.23 )}μ∈R) ((−[infinity],[infinity]),{N(μ,σ2)} μ,σ2>0) ((−[infinity],[infinity]),{N(μ,σ2)} μ∈R,σ2>0) unanswered ((−[infinity],[infinity]),{N(μ,0.23 )}μ>0) ((−[infinity],[infinity]),{N(μ,0.23 )}μ∈R) ((−[infinity],[infinity]),{N(μ,σ2)} μ,σ2>0) ((−[infinity],[infinity]),{N(μ,σ2)} μ∈R,σ2>0)

Students buying lunch at rockwell elementary school yesterday chose either burritos or pizza. 185 students chose burritos and 252 chose pizza. 1. estimate the number of students who brought lunch by rounding each number to the nearest hundred. 2. estimate how many students bought lunch by rounding each number to the nearest ten. 3. find the total number of students who brought lunch. which of your estimates is closer to the actual total? explain. 4. draw a figure on a sheet of paper. estimate how many pennies will fit inside the figure. check your prediction using pennies.

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Use properties to rewrite the given equation. which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p?