How does regular exercise make us more alert and energetic?
a. it gets our hearts beating faster and gives us a rush of energy.
b. exercise increases our endurance and therefore we feel less tired.
c. during exercise the brain releases endorphins, the chemicals that improve our mood.
d. we breathe in more oxygen while exercising, which us feel more awake.

Glaucoma is an eye disease that is manifested by high intraocular pressure (iop). the distribution of iop measurements in the general population is approximately normal with mean 16 mm hg and standard deviation 3 mm hg. a random sample of 9 people is selected from the general population. the sample mean iop is 17.2 mm hg with a sample standard deviation of 3.9 mm hg. a) the mean of the sampling distribution of x is 16 mm hg. b) the standard deviation of the sampling distribution of x is 1.3 mm hg. c) the sample mean of every sample of size 9 will be 17.2 mm hg d) none of the answers are true. e) exactly 2 of the answers are true.

What is one way in which an active listener can confirm understanding of a message?

Can occur if you do not modify your workout after a break