Prefinals Evals (2019) by Keim Flashcards

1
Q

Area between two points

A

Probability density function

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2
Q

Area to the left of a point

A

Commutive distribution function

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3
Q

Mode which is the point on the horizontal axis where curve is maximum

A

Mean

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4
Q

Curve is symmetric about a vertical axis through the

A

Mean

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5
Q

P stands for

A

Population proportion

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6
Q

Position of normal curve depends on

A

Mode

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7
Q

Shape of normal curve depends on

A

Population mean and SD

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8
Q

Type of question when asking for age

A

Fill in the blank questions

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9
Q

Investigator anticipate most likely responses to the questions

A

Close ended questions

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10
Q

Points above median will be FARTHER AWAY from the median than the points below it

A

Skwede to the right

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11
Q

Mode is 8, median is 10. What is unlikely the mean?

A

6

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12
Q

The rationale of this measure is to ensure an equal number of sample points

A

Mean
Median
Mode

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13
Q

Large number of observations in the higher values of the variable

A

Skewed to the left

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14
Q

Shape of the binomial probability distribution is determined by

A

Pop mean, pop variance

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15
Q

The normal curve approaches horizontal axis as it proceeds in either direction from mean

A

True

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16
Q

What response variables are mentioned in the study?

A

Breast cancer and colon cancer

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17
Q

What graphical presentation is best suited for distributions having a discrete basis of classification?

A

Vertical bar diagram

18
Q

The principal strength of the sample is that is not sensitive to very large or very small values

A

Median

19
Q

The most frequently occuring value among all the observations in a sample

A

Mode

20
Q

The value near the center of a normally distributed data points

A

Mean
Median
Mode

21
Q

To compare the variability of cholesterol measurement on a given person using autoanalyzer method and microenzymatic method (the two methods are both quantitative continous variables) it is besr to examine this measure:

A

Variance

22
Q

Large data sets are best describe using these/this:

A

All of the above

23
Q

What measurement of centrality can be used for a quantitative variable?

A

Mode

24
Q

Amount of fat in a person’s diet

A

Independent variable

25
Q

True of horizontal bar diagram

A

The magnitude for comparison is represented as bars whose lengths are proportionate to the values

26
Q

Line diagram

A

Time series

27
Q

Dot diagram

A

Correlation data for two quantitative variable

28
Q

True of a frequency polygon

A

We are interested with measurement of area

29
Q

What is a frequency polygon?

A

None of the above

30
Q

For distribution of infants according to the number of illness episodes experienced during the calendar year, this presentation is appropriate

A

Vertical bar diagram

31
Q

What presentation is/are appropriate for the distribution of children enrolled in the feeding program to sex?

A

All of the above

32
Q

If a sample space contains a FINITE NUMBER of possibilities or an unending sequence with as many elements as there are whole numbers

A

Continuous sample space

33
Q

If a sample space contains a INFINITE NUMBER of possibilities equal to the number of points on a line segment it is called a

A

Discrete sample space

34
Q

Nominal variables

A

Mode

35
Q

Ordinal variables

A

Median

36
Q

Interval level variables

A

Mean

37
Q

Ratio level variables

A

Mean

38
Q

Sex

A

Mode

39
Q

APGAR store

A

Median

40
Q

BMI

A

Mean

41
Q

Immunization status

A

Mean

42
Q

Birthweight

A

Mean