Ms. Rojas has 10 table groups in her classroom. Four groups are working on Surface Area and six groups are working on Probability. Students are randomly assigned to tables. What is the probability that the first student to come to class will be seated at a table working on Surface Area? Ratio answer simplest form. It has to be a fraction

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours

Megan is making bracelets to sell to earn money for the local animal shelter. it takes her 1/4 hour to pick out all the beads and 1/10 hour to string them.this week, she only has 5 1/4 hours to make bracelets. how many bracelets will megan be able to make?