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10.Thirty students in a chemistry

Suppose there are 70 students in an examination with the students writing at least one of the subjects; Chemistry, Physics and
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2. asked by Sesan
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Mrs. Gomes found that 40% of students at her high school take chemistry. She randomly surveys 12 students. What is the
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2. asked by zeke
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All of the students who took chemistry at Groveton High School last year were juniors or seniors, as shown in the table below.
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2. asked by Kay
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Ana wants to know the average students’s opinion of the dress code policy at her school .Which group of students should she
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One of the 400 students in the final year in a senior secondary school, 300 are offering chemistry.1. How many students are
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2. asked by Esther
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For each pair of data sets, which is likely to have the greater standard deviation? Ages of thirty college students, ages of
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2. asked by slayrat
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Out of 400 students in the final year in a senior secondary school,300 are offering chemistry.How many students are offering
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2. asked by Pascaline
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7.Ana wants to know the average student's opinion of the dress code policy at her school. Which group of students should she
1. 1 answer
2. 45 views
Three hundred thirty six students of school A and four hundred thirty two students of school B were to participate in a parade.
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2. asked by angela
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At small town high there are 100 students,each of whom takes atleast one of Biology,Chemistry,or physics.There are 50 student in
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2. asked by Luiz
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