Mathematics, 13.08.2021 04:30 soccergirly7588
A presenter wants to see know if his presentation was effective. In order to do that he feels like he should interview a sample of the participants. When choosing his sample, he believes he should consult approximately 10% of the audience. He doesn't want to just gather the first ones out of the room or the last ones because he is afraid that the time that they leave could bias the results. For example, those in a hurry could have been bored and those that stayed could be more interested. Therefore, to get a more appropriate sample he should use which method
Answers: 3
Mathematics, 21.06.2019 14:30
Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?
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Mathematics, 22.06.2019 01:30
An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?
Answers: 2
Mathematics, 22.06.2019 02:30
Akid's pool is cylindrical and has a radius of 5 feet and a height of 2 feet. if a cubic foot holds about 7.48 gallons of water, how many gallons of water does the kid's pool hold? 21 gallons 52.3 gallons 1,174,4 gallons 157 gallons
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Mathematics, 22.06.2019 02:30
Anne plans to increase the prices of all the items in her store by 5%. to the nearest cent, how much will an artist save if the artist buys a canvas and a frame that each measure 24 by 36 inches before the price increase goes into effect?
Answers: 1
A presenter wants to see know if his presentation was effective. In order to do that he feels like h...
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