It is recommended that a ramp have at least 8 feet of horizontal distance for every 1 foot of horizontal rise along an incline. The ramp shown has a vertical rise of 5 feet. Does the ramp shown match the
recommended specifications? Explain.
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feet.
To meet the recommendation, the ramp needs to have a horizontal distance of at least
The ramp has a horizontal distance of feet.
(Type integers or decimals rounded to the nearest tenth as needed.)
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Our goal is to collect email addresses from 60% of customers who purchase a product." so that means if i talk to 95 customers, i need to persuade to provide an email address?

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.