Concept explainers
(a)
To find: the
(a)
Answer to Problem 6CRE
Approximately
Explanation of Solution
Given:
Mean=336 days
Standard deviation= 3 days.
Calculation:
Bigger animals tend to carry their young longer before birth. The length of horse pregnanciesfrom conception to birth varies according to a roughly
That is,
Using the
Approximately
Conclusion:
Therefore,
(b)
To find:the percent of horse pregnancies which is longer than 339 days.
(b)
Answer to Problem 6CRE
Explanation of Solution
Calculation:
Using the
The result is shown in the below graph.
Since
Conclusion:
Therefore,
Chapter 2 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
Statistics for Business and Economics (13th Edition)
Introductory Statistics
Intro Stats, Books a la Carte Edition (5th Edition)
STATS:DATA+MODELS-W/DVD
Introductory Statistics (2nd Edition)
Introductory Statistics
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