WILL GIVE MEDAL!The time it takes for climbers to reach the highest point of a mountain is normally distributed with a standard deviation of 0.75 hours. If a sample of 35 people is drawn randomly from the population, what would be the standard error of the mean of the sample?

0.02 hours

0.13 hours

0.17 hours

0.40 hours

0.76 hours

Question

WILL GIVE MEDAL!The time it takes for climbers to reach the highest point of a mountain is normally distributed with a standard deviation of 0.75 hours. If a sample of 35 people is drawn randomly from the population, what would be the standard error of the mean of the sample? 



0.02 hours 



0.13 hours



0.17 hours



0.40 hours



0.76 hours

rosales0228 · Answer

@cj49 @jim_thompson5910

cj49 · Answer

standard deviation divided by the sqrt of the number of people in the sample

cj49 · Answer

std error is 0.75/sqrt(35)=0.13