Answers NY-Algebra I Term 2 HillcrestRelative Frequencies and Association

Relative Frequencies and Association Answers

7 verified answers

The number of children who disliked the smoothie is .

What is the probability of someone preferring phone calls, given the person is a female?

43%

46%

54%

57%

Which statements are true? Check all that apply.

The table shows conditional relative frequencies by column.

The table shows conditional relative frequencies by row.

The conditional relative frequency that someone is in high school, given that the person prefers to study without music, is about 0.56.

If someone prefers to study with music, the probability the person is in college is about 63%.

If someone prefers to study with music, the probability the person is in HS is about 44%.

What conclusion can you draw about the conditional relative frequency of the results?

There is no association between supporting the tax and gender.

A resident in the group who supports the tax is likely to be female.

A resident in the group who supports the tax is likely to be male.

Which conclusions can be drawn from the results of the survey? Check all that apply.

There is no association between using social media and grade level.

The probability a student uses social media, given that he or she is in 9th grade, is 81%.

A student who is more likely to not use social media is in 8th grade.

An 8th grader is more likely to use social media than not.

Knowing a student’s grade level does not help determine if he or she uses social media.

The total number of children is .

The conditional relative frequency that a customer disliked the new smoothie, given that the person is a child is approximately .

33%

48%

60%

66%

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