Mathematics, 18.02.2021 14:00, allytrujillo20oy0dib
Mr. Tempo bought some story books at $5.00 each at a bookshop. Twelve of the books got missing, he then sold the rest at $7.00 and made a profit of $150. Write out all necessary equations of this scenario to ascertain how many books Mr. Tempo baught
Answers: 2
Mathematics, 21.06.2019 17:00, drandbone92
Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone
Answers: 1
Mathematics, 21.06.2019 19:40, evarod
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
Mr. Tempo bought some story books at $5.00 each at a bookshop. Twelve of the books got missing, he t...
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