Mathematics, 14.01.2022 04:00, rylei
Students in 7th and 8th grade were asked the types of movies they prefer. The results of the survey are shown in the two-way table. A 4-column table with 4 rows. The first column has no label with entries drama, action, comedy, total. The second column is labeled 7th with entries 11%, 25%, 14%, 50%. The third column is labeled 8th with entries 15%, 19%, 16%, 50%. The fourth column is labeled total with entries 26%, 44%, 30%, 100%. Which statements are correct? Check all that apply. More 7th graders were surveyed than 8th graders. The marginal relative frequency for action movies is 44%. The joint relative frequency for 8th graders who like comedy movies is 16%. Most students prefer drama movies. Half of the 7th graders prefer action movies.
Answers: 3
Mathematics, 22.06.2019 02:30, caprisun6779
Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.
Answers: 3
Students in 7th and 8th grade were asked the types of movies they prefer. The results of the survey...
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