Mathematics, 24.04.2021 01:00 brenda9495
In an effort to make children’s toys safer and more tamperproof, toy packaging has become cumbersome for parents to remove in many cases. Accordingly, the director of marketing at Toys4Tots, a large toy manufacturer, wants to evaluate the effectiveness of a new packaging design that engineers claim will reduce customer complaints by more than 10 percentage points. Customer satisfaction surveys were sent to 220 parents who registered toys packaged under the old design and 220 parents who registered toys packaged under the new design. Of these, 81 parents expressed dissatisfaction with packaging of the old design, and 41 parents expressed dissatisfaction with packaging of the new design. What's the T-Statistic
Answers: 1
Mathematics, 21.06.2019 17:00
The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.
Answers: 1
Mathematics, 21.06.2019 19:30
You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?
Answers: 3
Mathematics, 21.06.2019 19:30
Which inequality has a dashed boundary line when graphed ?
Answers: 2
Mathematics, 21.06.2019 21:40
Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.
Answers: 1
In an effort to make children’s toys safer and more tamperproof, toy packaging has become cumbersome...
Computers and Technology, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
History, 18.03.2021 03:30
Mathematics, 18.03.2021 03:30
Arts, 18.03.2021 03:30
Social Studies, 18.03.2021 03:30
Social Studies, 18.03.2021 03:30