Mrs. Summers polled the students in her 7th and 8th grade classes to determine the number of pets each student has at home. The results for her 7th grade class are shown in the dot plot below. How many students are in Mrs. Summers' 7th grade class? What percentage of the students have at least one pet at home? Round to the nearest percent. Calculate the mean (rounded to the nearest tenth), median, and mode of the data represented on this dot plot.

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?