Mathematics, 25.11.2020 14:20 amberwithnell12512
Previously, an organization reported that teenagers spent 4.5 hours per week, on average, on the phone. The organization thinks that, currently, the mean is higher. Fifteen randomly chosen teenagers were asked how many hours per week they spend on the phone. The sample mean was 4.75 hours with a sample standard deviation of 2.0. Conduct a hypothesis test, the Type I error.
Answers: 1
Mathematics, 21.06.2019 16:30
The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f
Answers: 1
Mathematics, 22.06.2019 01:30
Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.
Answers: 2
Mathematics, 22.06.2019 01:30
Sara is flying a kite at the park. the angle of elevation from sara to kite in the sky is 53° and the length of the string is 32 feet. of sara is 5 feet tall how far off the ground is the kite
Answers: 1
Previously, an organization reported that teenagers spent 4.5 hours per week, on average, on the pho...
Biology, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
Spanish, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
English, 26.02.2021 01:00
Mathematics, 26.02.2021 01:00
Biology, 26.02.2021 01:00
History, 26.02.2021 01:00
Geography, 26.02.2021 01:00