Solve each equation. x4 + 81 0

Test 1 Review Stat 1.) Expand and evaluate sigma notation 2.) AUB Both A∩B Either 3.) Sample space of a random experiment The question asked what the sample space was if you record all white balls, so the sample space is only the white balls, not all balls in the experiment. 4.) Sample size when not specified is the entirety of the experiment. 5.) Sample size is all numbers Enter all numbers of the sample set into the calculator and use the Stat button, calc, 1 var stat to get the mean, median, standard deviation, etc. 6.) Distribution was skewed left because the mean was lower than the median. Z score, X values, and X bar squared can be found on the formula sheet. 7.) Probability of B will be everything not included in B so the tw