What percent of the observations in the standard normal distribution are suspected outliers according to the Q1 - 1.5xIQR and Q3 + 1.5xIQR cutoff criteria that we used when constructing boxplots? (Note that this percent is the same for any normal distribution.)

jackie's snacks sells fudge, caramels, and popcorn. it sold 12,000 units last year. popcorn outsold fudge by a margin of 2 to 1. sales of caramels were the same as sales of popcorn. fixed costs for jackie's snacks are $14,000. additional information follows: product unit sales prices unit variable cost fudge $5.00 $4.00 caramels $8.00 $5.00 popcorn $6.00 $4.50 the breakeven sales volume in units for jackie's snacks is