Ms. lounnivongsa is building a new deck on the back of her house, she wants 4\5 of it to be made from wood and the rest stone. how much of the deck will be made of stone? draw a model and explain

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?