Asenior student researches to estimate the time taken by applicants to fill out an application form for college admissions. fifty randomly selected students were timed as they filled out the form. the time required had mean of 20.4 minutes with a standard deviation of 2.1 minutes. construct a 99.8% confidence interval for the mean time taken for all students to fill out the form.

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?