Serenitybella

28.09.2019 • 

Mathematics

"1. the table shows the total annual precipitation for san diego, california for several years. what is the mean annual precipitation to the nearest tenth of an inch? (enter only the number.)
2. what is the standard deviation rounded to the nearest tenth?
3. in what years was the precipitation more than one standard deviation from the mean?
a) 1999 and 2002
b) 1995, 1998, and 2003
c) 1996 and 1997
d)1995, 1998, and 2002
4. the median for the data to the nearest tenth of an inch is inches."

Ответ:

toopretty15

04.01.2022

Mathematics

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1. The mean is calculated using:
(9.4 + 17 + 7.3 + 7 + 16.1 + 5.4 + 5.9 + 8.5 + 4.2 + 9.2)/ 10
= 9

2. The standard deviation is 4.31

3. The years are 1996, 1997, 1999-200
c) 1996 and 1997

4. The median is  7.9

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Ответ:

camila68

15.07.2020

Mathematics

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The number half way between 170,000 and 180,000 is 175,000.

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