thechosenone12233

Engineers must consider the breadths of male heads when designing helmets. The company researchers have determined that the population of potential clientele have head breadths that are normally distributed with the mean of 6.6-in and standard deviation of 0.9-in. Due to financial constraints, the helmets will be designed to fit all men except those with head breadths that are in the smallest 2.6% or largest 2.6%. What’s the minimum head breadths and maximum head breadths?

which properties do potassium and hydrogen have in common?