Mathematics, 19.03.2020 01:35, xandraeden32
Candice wants to estimate the proportion of the freshmen at her high school that likes sports drinks. She interviews a simple random sample of 75 of the
215 freshmen on campus. She finds that 18 students like sports drinks. Is the Normal condition for finding confidence intervals met? Explain.
- Yes, the Normal condition for finding confidence intervals is met because no = 18 and n(1-P) = 57, both of which are greater than 10.
- Yes, the Normal condition for finding confidence intervals is met because the sample size is greater than 30.
- No, the Normal condition for finding confidence intervals is not met because np = 18 and n(1-P) = 57, both of which are less than 100.
- No, the Normal condition for finding confidence intervals is not met because the sample is not at least 50% of the population.
- Yes, the Normal condition for finding confidence intervals is met because the sample is a simple random sample.
Answers: 1
Mathematics, 22.06.2019 00:30, hannahpalacios101
36x2 + 49y2 = 1,764 the foci are located at: a) (-√13, 0) and (√13,0) b) (0, -√13) and (0,√13) c) (-1, 0) and (1, 0)
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Mathematics, 22.06.2019 00:50, shelbylynn17
The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .
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You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?
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