1. Identify the correct order of operations for calculation of basic math problems
a). Rule 1: First perform any calculations inside parentheses.
Rule 2: Next perform all multiplications and divisions, working from left to right.
Rule 3: Lastly, perform all additions and subtractions, working from left to right.
b). Rule 1: First perform any calculations inside parentheses.
Rule 2: Next perform all additions and subtractions, working from left to right.
Rule 3: Lastly, perform all multiplications and divisions, working from left to right.
c). Rule 1: First perform all additions and subtractions, working from left to right.
Rule 2: Next perform any calculations inside parentheses.
Rule 3: Lastly, perform all multiplications and divisions, working from left to right.
d). Rule 1: First perform all additions and subtractions, working from left to right.
Rule 2: Next perform all multiplications and divisions, working from left to right.
Rule 3: Lastly, perform any calculations inside parentheses.
2. A "Set" within quantitative theory represents...?
a). An infinite ordered array of objects
b). Any collection M into a whole of definite, distinct objects m (which are called the "elements" of M) of our perception [Anschauung] or of our thought
c). Elements of a defined characteristic
d). Any collection of M into a whole that is representative overall of the nature of the target being observed
3. The formula "" is a common expression for calculation of the...?
a). Variance
b). Range
c). Mean
d). Standard Deviation
4. Nominal is to Category as Ordinal is to...?
a). Breadth
b). Range
c). Association
d). Rank
5. The expressed equation of would reflect the __________ of a population.
a). The Population Variance which is the square root of the Standard Deviation
b). The basic representation of constancy in a set of data
c). The Population Standard Deviation which is the square root of the Variance
d). A well known inequality that estimates the error in statistical calculation
6. What particular measure of correlation would be most appropriate for use with two variables measured at an ordinal level?
a). Pearson's r
b). Contingency Coefficient
c). Spearman's Rho
d). Chi Square
7. A specific score in a distribution of data minus the mean and divided by the standard deviation produces a value known as a...?
a). Variability Score
b). Coefficient of Determination
c). Beta
d). Z Score
8. would be correctly expressed as...?
a). 5, 6
b). 11, 12
c). 5, 15
d). 3, 9
9. All the following are measures of variability or dispersion within a set of data except...?
a). Range
b). Standard Deviation
c). Median
d). Variance
10. Expected relative frequency probability represents a calculated probability based on large numbers of trials. In an example of a deck of 52 cards, where you randomly pull cards from the deck and record what they are, you find that over 1000 random draws, you pull an ACE 76 times. What would be the calculated probability based on relative frequency?
a). 0.3
b). 0.76
c). 0.076
d). 10%
11. If someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation = 15, then that person's numerical score would be...?
a). 160
b). 125
c). 90th Percentile
d). 130
12. The defining characteristics of the Ratio Level of Measurement are...?
a). Equal intervals between points of that scale and a true zero
b). Unequal intervals between points and a true zero
c). Equal intervals between points on a scale but an arbitrary zero point
d). An arbitrary zero with specified rank ordering of scale points
13. In a 95% Confidence Interval, the true mean has what chance of falling between the Lower Limit and Upper Limits of the calculated confidence interval?
a). 0.05
b). 5%
c). 0.9
d). 95%
14. What is the relationship of the Mean, Median and Mode as Measures of Central Tendency in a true Normal Curve?
a). They align Mean, Median and Mode in that order
b). They align Mode, Median and Mean in that order
c). They are equal
d). They align Median, Mode and Mean in that order
15. The condition of scores being distorted in one direction or the other (towards the ends of the distribution) within a given distribution of data is known as...?
a). Kurtosis
b). Skewness
c). Discontinuity
d). Asynchronous
16. An extreme score that sets apart in value from the general distribution of values with which it is connected is known as...?
a). Outlier
b). Incongruous data
c). Champion score
d). Anomalous indicator
17. A Dichotomous Variable represents what level of measurement within the realm of quantitative analysis?
a). Ratio
b). Interval
c). Ordinal
d). Nominal