Using the given table, give the percentage associated with each unit of standard deviation in the standard normal curve to the nearest hundredth. (PLEASE EXPLAIN YOUR ANSWER!)

Standard Deviation | Percentage Area
-1 to 0 %
0 to +1 %
0 to +2 %
0 to +3 %
-1 to +2 %

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.