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CGS 2518 Chapter 2 Armstrong Questions and Answers
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CGS 2518 Chapter 2 Armstrong Questions and Answers
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CGS 2518 Chapter 2 ArmstrongQuestions and Answers
What formula could you write to calculate the mean of the following data set: 4, 10, 8, 6,
2, 4, 14? - Answers -=MEAN(4+10+8+6+2+4+14)
What is the median value of the data set:4, 10, 8, 6, 2, 4, 14? - Answers -
=MEDIAN(4+10+8+6+2+4+14)
What is the mode of the data set:4, 10, 8, 6, 2, 4, 14? - Answers -
=MODE(4+10+8+6+2+4+14)
With a standard deviation of 4.14 compared to another set of data with the same mean
and a standard deviation of 2.5, what general differenced would you expect to find
between the two sets of data? - Answers -The standard deviation is a measure of how
widely the data values are dispersed from the arithmetic mean. There is going to be a
wider range of value.
The original labor rate for QC inspectors was $35 per hour. The value is now $40, what
mathematical expression could you use to determine the percent increase in labor
costs? - Answers -=(40.00-35.00)/40.00
When you use the Increase Decimal button in the Number group on the HOME tab, the
precise value in the cell is modified. True or False? - Answers -false
The formula =ROUND(710.52, -1) results in what precise value? - Answers -710
The formula =RAND() gives what results? - Answers -Gives a random value between 0
and 1
What formula could you write to average the values in cells B2 through B10, excluding
blank cells, rounded to the nearest whole number? - Answers -
=ROUND(AVERAGE(B2:B10), -1)
Write a formula to automatically determine the average price of only GM vehicles. -
Answers -=AVERAGEIF(A2:A10, "GM", B2:B10)
Write a formula to determine the total value of only vehicles priced below $20,000 -
Answers -=COUNTIF(B2:B10, "<20000")
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