Mathematics, 16.03.2020 22:35 alicia234
A radio disc jockey has 7 songs on this up coming hour’s playlist: 2 are rock songs, 2 are reggae songs and 3 are country songs. The disc jockey randomly chooses the first song to play, and then she randomly chooses the second song from the remaining ones. What is the probability that the first song is a rock song and the second is a country song?
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Mathematics, 21.06.2019 20:00
If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?
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Mathematics, 22.06.2019 01:30
What is the solution for the following system of equations? use any method to solve. 2x + 8y = 4 x = -3y + 5 question 4 options: x = 14, y= -3 x = 2, y = -3 x = -3, y = -3 x = 12, y = 5
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Mathematics, 22.06.2019 02:40
Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above
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Mathematics, 22.06.2019 05:00
The population of a city has increased by 35% since it was last measured. if the current population is 86,400 what was the previous population
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A radio disc jockey has 7 songs on this up coming hour’s playlist: 2 are rock songs, 2 are reggae so...
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