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62 Blackline Masters/STATISTICS USING THE SHARP EL-9600
Copyright © 1998, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
Activity 2 Calculating the numerical descriptions for a
weighted one-variable data set
1. Delete the old data set.
2. Enter the following data set (a die rolled a hundred times) using the
frequencies.
V
alue Frequency
115
218
317
419
516
615
Remember to enter the frequencies in L2.
3. Check the data you have entered.
4. Calculate the numerical descriptions of the data set.
5. Complete the following:
The average or mean value of the data set, = __________
The sample standard deviation, sx = __________
The number of values in the data set, n = __________
Does the die appear to be fair? __________
NUMERICAL DESCRIPTION OF A
ONE-VARIABLE DATA SET
2.4
NAME _____________________________________________________ CLASS __________ DATE __________
x