Last week you worked the following hours: monday, 5 ½ wednesday, 6 ¾ friday, 4 ½ how many hours did you work in all last week?
a. 18 ½
b. 17 ½
c. 16 ¾
d. 17 ¾

Select the sequences that are geometric.

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%