Mathematics, 18.09.2019 13:30 omarabady
In a certain population, body weights are normally distributed with a mean of 152 pounds 30) and a standard deviation of 26 pounds. how many people must be surveyed if we want to estimate the percentage who weigh more than 180 pounds? assume that we want 96% confidence that the error is no more than 4 percentage points.
Answers: 1
Mathematics, 21.06.2019 14:30
Ineed asap.i cant understand this question i need someone to me right away
Answers: 3
Mathematics, 22.06.2019 00:00
Macy spent $36 on jeans. this was $12 less than twice what she spent on a shirt. which equation to solve this, 12x=36 2x=36-12 2x-12=36 12-2x=36
Answers: 1
Mathematics, 22.06.2019 01:00
Use mathematical induction to prove the statement is true for all positive integers n, or show why it is false. 1^2 + 4^2 + 7^2 + + (3n - 2)^2 = [n(6n^2-3n-1)/2]
Answers: 1
Mathematics, 22.06.2019 02:20
Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?
Answers: 3
In a certain population, body weights are normally distributed with a mean of 152 pounds 30) and a s...
Arts, 24.09.2021 14:10
Mathematics, 24.09.2021 14:10
Mathematics, 24.09.2021 14:10
Mathematics, 24.09.2021 14:10
Mathematics, 24.09.2021 14:10
Mathematics, 24.09.2021 14:10
Computers and Technology, 24.09.2021 14:20
English, 24.09.2021 14:20
Mathematics, 24.09.2021 14:20
Mathematics, 24.09.2021 14:20
Chemistry, 24.09.2021 14:20
Physics, 24.09.2021 14:20
Business, 24.09.2021 14:20