4. The following daily temperatures were recorded at three-hour intervals. Find the midrange of the data. Round your answer to one decimal place, if necessary. 54°, 58°, 65°, 69°, 71°, 67°, 65°, 65°, 60° а. 57° b. 65.5° c. 17° d. 62.5° е. 6°

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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7. Find the range, the standard deviation, and the variance for the given samples. Round
Mathematics in the Modern World
$19
$22
6
a. $17.04
b. $18.20
c. $3.00
d. $3.50
the data. Round your answer to one decimal place, if necessary.
54°, 58°, 65º, 69°, 71°, 67°, 65°, 65º, 60°
a. 57°
b. 65.5°
C. 17°
d. 62.5°
e. 6°
5. Mark typed an average of 74 words per minute on the first 500 words of his 1000 word essay.
Because of fatigue he was only able to type 44 words per minute on the remaining 500 words.
What was Mark's average words per minute on his entire essay? Round any approximate
answers to the nearest integer.
a. 59
b. 55
с. 74
d. 44
e. 60
6. Find the variance of the set of sample data.
55, 53, 76, 52, 91, 98
a. 418.97
b. 65.5
c. 20.47
d. 425
e. 70.83
noninteger results to the nearest tenth.
93, 83, 55, 66, 75, 70, 74
a. range: 38
standart deviation: 12.1
Transcribed Image Text:7. Find the range, the standard deviation, and the variance for the given samples. Round Mathematics in the Modern World $19 $22 6 a. $17.04 b. $18.20 c. $3.00 d. $3.50 the data. Round your answer to one decimal place, if necessary. 54°, 58°, 65º, 69°, 71°, 67°, 65°, 65º, 60° a. 57° b. 65.5° C. 17° d. 62.5° e. 6° 5. Mark typed an average of 74 words per minute on the first 500 words of his 1000 word essay. Because of fatigue he was only able to type 44 words per minute on the remaining 500 words. What was Mark's average words per minute on his entire essay? Round any approximate answers to the nearest integer. a. 59 b. 55 с. 74 d. 44 e. 60 6. Find the variance of the set of sample data. 55, 53, 76, 52, 91, 98 a. 418.97 b. 65.5 c. 20.47 d. 425 e. 70.83 noninteger results to the nearest tenth. 93, 83, 55, 66, 75, 70, 74 a. range: 38 standart deviation: 12.1
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