Suppose you operate a diamond mine in South Africa. The daily production of diamonds is approximately normally distributed with a mean of 7,500 tons of diamonds per day with a standard deviation of 1,500 tons of diamonds per day. 21. What is the probability that the mine produces more than 9,200 tons of diamonds in a day? a) .1292 b) .8708 c) .5478 d) .4522 22. What is the probability that the mine produces between 5,400 and 8,200 tons of diamonds in a day? a) .6808 b) .0808 c) .60 d) .7616 23. What is the probability that the mine produces between 4,500 and 9,000 tons of diamonds in a day? a) 68% b) 95% c) 79% d) 81.5%

Suppose you operate a diamond mine in South Africa. The daily production of diamonds is approximately normally distributed with a mean of 7,500 tons of diamonds per day with a standard deviation of 1,500 tons of diamonds per day. 21. What is the probability that the mine produces more than 9,200 tons of diamonds in a day? a) .1292 b) .8708 c) .5478 d) .4522 22. What is the probability that the mine produces between 5,400 and 8,200 tons of diamonds in a day? a) .6808 b) .0808 c) .60 d) .7616 23. What is the probability that the mine produces between 4,500 and 9,000 tons of diamonds in a day? a) 68% b) 95% c) 79% d) 81.5%

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

Suppose you operate a diamond mine in South Africa. The daily production of diamonds
is approximately normally distributed with a mean of 7,500 tons of diamonds per day
with a standard deviation of 1,500 tons of diamonds per day.
21. What is the probability that the mine produces more than 9,200 tons of diamonds in a
day?
a) .1292
b) .8708
c) .5478
d) .4522
22. What is the probability that the mine produces between 5,400 and 8,200 tons of
diamonds in a day?
a) .6808
b) .0808
c) .60
d) .7616
23. What is the probability that the mine produces between 4,500 and 9,000 tons of
diamonds in a day?
a) 68%
b) 95%
c) 79%
d) 81.5%

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