Mathematics, 19.07.2021 20:30 jess2652
A surveyor wishes to measure the width of a trench. He places a transit telescope in a position on one side of the trench that is 18 feet higher than the second location. The surveyor reads the angle of depression from the transit telescope and finds that it is 31°, as shown in the diagram below. If the transit telescope is 4.5 feet above the ground at the first location during this reading, how wide is the trench?
Answers: 1
Mathematics, 21.06.2019 18:20
Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below.correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance.what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?
Answers: 2
Mathematics, 21.06.2019 19:30
Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?
Answers: 1
Mathematics, 21.06.2019 23:30
Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?
Answers: 3
A surveyor wishes to measure the width of a trench. He places a transit telescope in a position on o...
Chemistry, 02.01.2022 08:40
Physics, 02.01.2022 08:40
Social Studies, 02.01.2022 08:40
Mathematics, 02.01.2022 08:40
Mathematics, 02.01.2022 08:40
History, 02.01.2022 08:50
English, 02.01.2022 08:50
History, 02.01.2022 08:50
English, 02.01.2022 08:50
Mathematics, 02.01.2022 08:50
Mathematics, 02.01.2022 08:50