listed below are speeds (mi/h) measured from traffic on a busy highway, the simple random sample was obtained at 3:30 pm on a weekday. use the sample data to construct a 90 % confidence interval estimate of the population standard 61 63 63 57 63 52 60 59 60 70 62 68

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

yes. we do proportions in probabilities.

both equations and proportions are better.

answer: two angles are called supplementary if they add up to 180°. example: the two angles (140° and 40°) are supplementary because they add up to 180°.

step-by-step explanation: