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Mathematics 10 Online
OpenStudy (anonymous):

May someone help me?

OpenStudy (canadiansteve99):

Whatcha need?

OpenStudy (anonymous):

Sorry about that... I had to go somewhere... Are you still willing to help @CanadianSteve99

Directrix (directrix):

Please post the question.

OpenStudy (anonymous):

High school students from grades 9-10 and 11-12 were asked to choose the kind of band to have play at a school dance: rap, rock, or country. Their choices were as follows: Grades 9-10—Rap: 40; Rock: 30; Country: 55 Grades 11-12—Rap: 60; Rock: 25; Country: 35 Which of the following is a correct two-way frequency table for the data?

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