A survey of college students taking the professional exam to be certified as public school teachers shows that 15 percent fail. On a national exam day, 12,000 students take the test. Let x denote the number who fail. The mean and standard deviation of the random variable x are, respectively:
a. 1800; 1530
b. 1800; 39.11
c. 10,200; 1530
d. 10,200; 39.11
e. 1200; 35.71
Question 2
A Company manufactures women's hosiery. The company sells slightly irregular panty hose through a mail-order catalog service. If the company produces 300,000 pairs of hose per day and the probability of a pair not being irregular is 0.92, the average number that will be available for the catalog order department is:
a. 22080
b. 148.59
c. 24000
d. 154.92
e. 15.49
Red-eyed vireos, Vireo olivaceus, counted along census routes of the Breeding Bird Survey
Qualifications of Certified Medical Administrative Specialist
Under what conditions can the transition to middle school be associated with declines in grades and ...
Taking a blood pressure is one of the procedures the medical assistant extern may perform under the ...
Neck stretch. Rest the receiver’s head on the palm of your right hand, taking a firm hold on the ...
College Physics