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Mathematics, 21.06.2019 14:30
Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.
Answers: 3
Mathematics, 21.06.2019 17:30
The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?
Answers: 2
Mathematics, 21.06.2019 23:00
In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.
Answers: 3
Mathematics, 21.06.2019 23:00
Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?
Answers: 2
Which of the following is the graph of y=-4 sqrt x...
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