School: practice & problem solving
assignm
33. ps-7
question
car survey in a survey of 2,600 people who owned a certain type of car, 1,560 said they would buy
that type of car again. what percent of the people surveyed were satisfied with the car?
% of the people surveyed were satisfied with the car.
(type a whole number.)
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I’m stuck on this equation, anyone got the answer?

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft