# QNT 275 Week 2 Statistical Symbols and Definitions Worksheet

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QNT 275 Week 2 Statistical Symbols and Definitions Worksheet
Resource: Symbols and Definitions Worksheet

Review: Symbols and definitions from the textbooks.

Complete the 20 question matching worksheet.

Click the Assignment Files tab to submit your assignment.

Statistical Symbols and Definitions Matching Assignment

Match the letter of the definition on the right to the appropriate symbol on the left.

Symbols
Definitions
1.     S (Uppercase Sigma)   ____
a.     Population
2.     m (Mu)                           ____
b.     Sample Standard Deviation
3.     s (Lowercase Sigma)   ____
c.     Greater Than or Equal To
4.     p (Pi)                            ____
d.     Sample
5.     N                                  ____
e.     Population Standard Deviation
6.     s                                  ____
f.      Summation
7.     ≥                                  ____
g.     Less Than or Equal To
8.     ≤                                  ____
h.     Population Mean
9.     n                                  ____
i.     Probability of success in a Binomial trial

Match the letter of the term on the right to the definition of that term on the left.

Definitions
Terms
1.     The weighted average of the squared deviation scores from a distribution mean.  ____
a.     Reliability
2.     Midpoint in the distribution of numbers.  ____
b.     Mode
3.     It has to do with the accuracy and precision of a measurement procedure.  ____
c.     Interval
4.     It means in name only, data that can only be classified and counted by category and have no inherent order. For example: The colors chosen by car buyers at a dealership  ____
d.     Variance
5.     The difference between the largest and smallest score in a distribution.  ____
e.     Median
6.     The arithmetic average.  ____
f.      Ratio
7.     Refers to the extent to which a test measures what we actually wish to measure.  ____
g.     Mean
8.     The most frequently occurring value in a set of numbers. ____
h.     Nominal
9.     A measurement that uses absolute values. Height, weight, distance, and money are all examples.  ____

10.   A measurement scale that has no meaningful absolute zero point. For example: The scheduled arrival times (2:00pm, 2:30pm, and 3:00pm) of delivery trucks at a loading dock.    ____

11.   Determines how far away the data values are from the mean.  ____
i.       Range

j.       Standard Deviation

k.     Validity