Mathematics, 04.06.2020 13:01 alwaysneedhelp8420
7.2.PS-9
The probability that a student guesses the correct answer to a four-choice multiple choice question is
P(correct) = 0.25. How many correct answers should a student expect to guess on a test with 64 four-ch
multiple choice questions?
A student should expect to guess correct answers.
Answers: 2
Mathematics, 21.06.2019 13:30
2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !
Answers: 1
Mathematics, 21.06.2019 18:40
A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days
Answers: 1
Mathematics, 21.06.2019 21:00
When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years
Answers: 1
7.2.PS-9
The probability that a student guesses the correct answer to a four-choice multiple choice...
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