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A random sample of 56 lithium batteries has a mean life of 645 hours with a population standard deviation of 31 hours. Compute the 95% confidence interval for mu. A. (636.9, 653.1) B. (712.0, 768.0)
answered
Nov 13, 2020
Mathematics
college
5
votes
145k
views
Read the sentence. Nasi was a bird soaring through the sky as he flew over three defenders toward the basket. In this sentence, what is Nasi compared to?
answered
Nov 4, 2020
English
middle-school
3
votes
161k
views
How can a rocket be propelled forward in space where there is no air to push against?
answered
Oct 25, 2020
Physics
middle-school
7
votes
158k
views
Many people hang up on telemarketers, but others will listen politely to their pitches even if they are not interested in the product. Telemarketers know that anyone who agrees to listen to a pitch is
answered
Aug 26, 2020
Social Studies
high-school
7
votes
32.0k
views
Subtract -10x+8y from 2y-5x,Please Explain
answered
Apr 14, 2020
Mathematics
high-school
5
votes
53.1k
views
6. 2× =5 7. y +1.8=14.7 8. 6=1/2 z 9. 3 1/4=1/2 +w 10. 2.5t=10
answered
Mar 17, 2020
Mathematics
middle-school
5
votes
87.0k
views
"what stage in lewin's model is characterized by new attitudes, values, and behaviors as the new status quo
answered
Jun 10, 2019
Social Studies
high-school
2
votes
63.3k
views
A hollow sphere of radius 0.25 m is rotating at 13 rad/s about an axis that passes through its center. the mass of the sphere is 3.8 kg. assuming a constant net torque is applied to the sphere, how much
answered
Apr 19, 2019
Physics
college
7
votes
184k
views
What is the molarity of a 5.39 m solution of benzene (c 6 h 6 ) dissolved in toluene (c 7 h 8 ), given that the solution has a density of 0.869 g/ml?
answered
Apr 11, 2019
Chemistry
college
4
votes
192k
views
PLEASE HELP ME ASAP IM TIMED !!!!!! the graph above reprenets a function what is the value of f(4)?
answered
Mar 30, 2019
Mathematics
middle-school
4
votes
126k
views
What is the function of a cell’s selectively permeable plasma membrane?
answered
Mar 9, 2019
Biology
high-school
2
votes
183k
views
What was this New Orleans building most likely influenced by? A. the city’s French immigrant heritage B. the city’s Spanish immigrant heritage C. the city’s Chinese immigrant heritage D. none of the above
answered
Dec 13, 2018
Geography
high-school
4
votes
23.5k
views
Can someone explain to me how to do these, I dont get it. A hair stylist worked from 8:45 A.M. until 12:15 P.M. and 12:45 P.M. until 5:15 P.M. Estimate the total number of hours worked. 8 hr 7 hr 15 min
answered
Oct 2, 2018
Mathematics
high-school
3
votes
208k
views
What are the main purposes of the American Psychological Association? What is one way in which it fulfills its purposes?
answered
Aug 3, 2018
Health
high-school
5
votes
36.1k
views
He bay of pigs invasion was an attempt to overthrow who
answered
Feb 22, 2018
History
high-school
3
votes
127k
views
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