[Please help ASAP!]The table shows music preferences. What type of music do you prefer?
What type of music do you prefer?
Pop Classical Rap Jazz Rock Row totals
Male student: 80 60 80 70 100 390
Female student: 200 150 20 70 50 490
Column totals: 280 210 100 140 150 880


Pop Classical Rap Jazz Rock Row totals

80 60 80 70 100 390 (Male student)

200 150 20 70 50 490 (Female student)

280 210 100 140 150 880 (Column totals)

Which of the following are possible positive associations or observations? (1 point)


1. Rock music is the most popular music for each category of students.

2. The largest difference in conditional relative frequency between males and females is for pop music.

3. The smallest difference in conditional relative frequency between males and females is for jazz music.

4. Male and female students have the same conditional relative frequency for rap music.

Assume that a student attends a four-year college with tuition costs of $20,000 per year, room and board costs of $5,000 per year, and books/entertainment costs of $1,000 per year. If the student did not go to college, she would work at a job that pays $25,000 per year but still face the same room and board and entertainment expenses. The opportunity cost of attending college for this student for four years is:

Julia is taking a test with multiple choice and true/false question the test has twentg question altogether . julia gets five points for correct multiple choice answer nd lose one points for each incorrect true/fales answers . she earned 76 points in the test how many multilpe choice question and true/fales question are one the test ? .let ___ =________
let ___=________
system of equestion :




solution :

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Please help!!! i’ll give brainless and 10 points if that helps persuade

1. Select all the sums that are positive.0-5+(-2)
0 5+(-2)
0-3+4
O 0+(-3)
-2-(-4)
ILL MARK BRAINLY

If x is a number that is 7 more than y, how do you express x as a function of y?A. x = f(y) = 7 + x
B. x = f(y) = 7 + y
C. y = f(x) = 7x
D. y = f(x) = y – 7
E. y = f(x) = 7 + y

Show by division method Square root of 400 is 20