Mathematics, 06.05.2020 21:57 edulak5726
1. A simple random sample of 500 students showed that the average weight of backpacks is 9 pounds
with a standard deviation of 3.5 pounds.
a. Find the margin of error for a 95% confidence interval.
b. Find the 95% confidence interval for the actual average weight of backpacks.
Answers: 2
Mathematics, 21.06.2019 19:30
Which inequalities can be used to find the solution set of the following inequality? check all that apply. |2x – 5| (2x – 5) (2x + 5) –(2x – 5) –(2x + 5)
Answers: 1
Mathematics, 21.06.2019 20:30
Which shows the graph of the solution set of 3y – 2x > –18?
Answers: 1
Mathematics, 22.06.2019 00:00
Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel
Answers: 2
Mathematics, 22.06.2019 02:30
Your weight on the moon is relative to your weight on earth. neil armstrong weighed 360 lbs. in his moon gear while on the earth, but on the moon he only weighed 60 lbs. how much would a 150 lb person weigh on the moon?
Answers: 1
1. A simple random sample of 500 students showed that the average weight of backpacks is 9 pounds
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