Mathematics, 24.03.2020 21:33 bludragonfly33
A toy manufacturer wants to know how many new toys children buy each year. A sample of 1417 children was taken to study their purchasing habits. Construct the 99% confidence interval for the mean number of toys purchased each year if the sample mean was found to be 7.7. Assume that the population standard deviation is 1.8. Round your answers to one decimal place.
Answers: 3
Mathematics, 21.06.2019 15:30
The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be
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Mathematics, 21.06.2019 18:00
Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit
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Mathematics, 21.06.2019 20:30
Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.
Answers: 2
Mathematics, 22.06.2019 00:00
David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?
Answers: 1
A toy manufacturer wants to know how many new toys children buy each year. A sample of 1417 children...
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