The z-score associated with 95% is 1. 96. If the sample mean is 200 and the standard deviation is 30, find the upper limit of the 95% confidence interval.

Ppcc assigned a story board on eg.ppcc.edu about a post-apocalyptic world called the books of wisdom. i was wondering if anyone had any advice on how to do well. also is there a way to change you name?

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?

Abag contains even and odd numbered balls in the ratio of 3: 7, respectively. for each of the following, what is the probability of drawing an even-numbered ball? the total number of balls is 240 and 30 of the odd-numbered balls are renumbered by multiplying the numbers by 4.