Mathematics, 20.02.2021 01:00 abbas7777
Kofi wants to find the most-liked snacks to put in the vending machine at his office so the most people will buy from it.
Which of the following strategies would help Kofi ensure a random sample?
A. He could survey the first ten people who use the vending machine on a Monday morning.
B. He could survey the employees who do not buy snacks from the vending machine.
C. He could make an alphabetical list of employees in his office and survey every third employee.
D. He could make an alphabetical list of employees in his office and survey the first ten employees.
Answers: 2
Mathematics, 21.06.2019 18:30
You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?
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Mathematics, 21.06.2019 19:00
Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.
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Mathematics, 21.06.2019 19:30
Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?
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Kofi wants to find the most-liked snacks to put in the vending machine at his office so the most peo...
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