Resuscitation, Ortho Mgt, Ethics, Statistics - 8%, 5Q

Question 1

for chest compressions on a child, you place your hands above the naval and below the septum and do ___ compressions and 2 breaths at ___ per minute

Answer 1

15

Question 2

for chest compressions on an adult, you place your hands on the lower ½ of the sternum between the nipples and the xyphoid. and do ___ compressions and 2 breaths at ___ per minute

Answer 2

30

100

Question 3

you deliver a rescue breath once every ___ seconds

Answer 3

5

Question 4

the brain can survive ___ min without oxygen

Answer 4

6 min

Question 5

how long should you save an employee needle stick record?

Answer 5

5 years

Question 6

when should newly employed personnel should have a Hep B shot made available ?

Answer 6

ASAP

Question 7

according to federal law, you are supposed to keep records on staff for ___ years

Answer 7

30 years

Question 8

Standard of care is usually set by which type of regulation bodies?

Answer 8

Dental societies

Question 9

What does HIPPA stand for

Answer 9

Health Insurance Portability and Accountability Act

Question 10

T/F: Informed consent is a moral, legal, and ethical obligation

Answer 10

True

Question 11

what is the square root of variance

Answer 11

standard deviation

Question 12

In a normal distribution:

___% of the scores are within one SD of the mean, ___% are within two SD and ___% are within three SDs

Answer 12

68%, 95%, 98%

Question 13

the spread of the distribution is known as the:

Answer 13

variance

Question 14

SD/Square root of the sample

Answer 14

Accuracy

Question 15

the mean (average) is most affected by:

Answer 15

extremes

Question 16

number at midpoint of distribution regardless of shape or value

Answer 16

median

Question 17

the number occurring most frequently

Answer 17

mode

Question 18

thi test checks if 2 tests or groups have the same average

Answer 18

student t-test

Question 19

A non-parametric test that compares two paired groups. It calculates the difference between each set of pairs and analyzes that list of differences.

Answer 19

Wicoxon

Question 20

when do you carry out an ANOVA test?

Answer 20

with more that 2 variables or groups

Question 21

what test do you run for variables characterized to determine whether distribution is due to chance or experimental values

Answer 21

chi squared

Question 22

this test measures observed vs expected frequency and thus is used to prove or disprove a hypothesis

Answer 22

chi squared

Question 23

what is the effect of independent variable on dependent variable. Y=X relationship. Predicted power.

Answer 23

Regression

Question 24

what is the degree of linear relationship between two variables

Answer 24

correlation ( r)

expressed in whole number

Question 25

when testing correlation ( r),

r = 0 means ______________

r = 1 means ________________

Answer 25

r = 0 means no correlation

r = 1 means linear relationship

Question 26

what is described as Variation in mean from sample

Answer 26

standard error

SE = SD/Sqrt N

Question 27

what value tells you probability that the null hypothesis is true (no difference between the two groups)

Answer 27

P value

Question 28

when the P Value is .05, it means ___% chance it’s not random chance

Answer 28

95%

Question 29

this term means patients with disease were accurately determined: True Positives

Answer 29

sensitivity

Question 30

this term means patients without disease were accurately determined: True Negative

Answer 30

specificity

Question 31

Case: Mean = 100, Variance = 64. How many SDs is 116?

Answer 31

2

Question 32

Case: Sample size needed to produce data for clinical decisions: At least ___

Answer 32

15