Amachine produces bolts with a mean diameter of 0.30 inches and a standard deviation of 0.01 inches. the diameters are approximately normally distributed. what is the probability that a randomly selected bolt with a diameter less than 0.32 inches? round to the nearest tenth.

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Which of the following represents the factorization of the trinomial below? x^2+7x-30

Can someone, me with this.i really need with this