Mathematics, 01.02.2020 12:45 shanilafaridor97hl
After a recent survey of 1485 people aged 18 to 24 showing that 78% were impressed with the special effects on a newly released movie, a statistician decided to test a claim by the film company stating that more than 80% of all people aged 18 to 24 who went to see the movie were impressed with the special effects. using a 0.05 significance level, find the p-value and determine an initial conclusion about the claim. a. 0.0268; reject the null hypothesis b. 0.9732; fail to reject the null hypothesis c. 0.0268; fail to reject the null hypothesis d. 0.9732; reject the null hypothesis
Answers: 1
Mathematics, 21.06.2019 18:30
The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.
Answers: 1
Mathematics, 22.06.2019 00:00
Define the type of sequence below. 7, 14, 28, 56, 112, a. neither arithmetic nor geometric b. arithmetic c. both arithmetic and geometric d. geometric
Answers: 1
After a recent survey of 1485 people aged 18 to 24 showing that 78% were impressed with the special...
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