Mathematics, 31.08.2020 02:01 betru12315
A researcher recorded the time between consecutive eruptions (in minutes) of the Old Faithful geyser
in Yellowstone National Park over an 8-day period. A graph and some summary statistics from
Crunchlt! software are shown below.
Frequency
20
15
10
5
0
40 50 60 70 80 90 100
interval
Summary statistics:
Column n Mean Variance Std. Dev. Std. Err. Median Range Min Max Q1 Q3
interval 107 71 168.13208 12.966576 1.2535261 75
53
95 58 81
42.
1. Draw an appropriate density curve for summarizing the histogram on the graph above. How
would you describe the shape of this density curve?
Answers: 3
Mathematics, 21.06.2019 19:30
Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172
Answers: 1
Mathematics, 21.06.2019 22:00
Find two numbers if their sum is 91 and the ratio is 6: 7?
Answers: 1
A researcher recorded the time between consecutive eruptions (in minutes) of the Old Faithful geyser...
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