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Author Question: The _____________ button provides an automatic means of checking for mathematical errors within ... (Read 17 times)

tfester

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on: Jun 24, 2018
The _____________ button provides an automatic means of checking for mathematical errors within formulas of a worksheet.
 a. Error Checking b. Trace Precedents
  c. Watch Window d. Math & Trig

Question 2

A health conscious student faithfully wears a device that tracks his steps. Suppose that the distribution of the number of steps he takes is normally distributed with a mean of 10,000 and a standard deviation of 1,500 steps. What percent of the time does he exceed 13,000 steps?
 a. 2.28
  b. 5.0
  c. 95
  d. 97.72


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meltdown117

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Reply #1 on: Jun 24, 2018
Answer to Question 1

a
RATIONALE: The Error Checking button provides an automatic means of checking for mathematical errors within formulas of a worksheet.

Answer to Question 2

a
RATIONALE: We are asked to calculate P(X > 13,000) given a normal distribution with a mean of 10.000 and a standard deviation of 1,500 steps. This probability can be calculated using the Excel function 1  NORM.DIST(13000, 10000, 1500, TRUE) = 0.0228.


tfester

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Reply 2 on: Jun 24, 2018
Excellent

cdmart10

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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