Please help me with this statistics question

Points possible: 2 d. The Department of Natural Resources (DNR) received a complaint from recreational fishermen that a community was releasing sewage into the river where they fished. An inspector from the DNR designs a study to investigate the fishermen's claim. Fifteen water samples are selected at locations on the river upstream from the community and fifteen samples are selected downstream from the community Chi-squared Goodness-of-Fit test Paired t-test Two-sample t test Wilcoxon Signed-Rank test One-sample t test Points possible: 2 e. A national agency sets recommended daily dietary allowances for many supplements. The agency would like to determine if the dietary intake of zinc for active males is significantly higher than 15 mg/day. The agency recruits 25 males to participate in the study. The distribution of zinc intake among the sample of 25 active males is right skewed. One-sample t test One-sample bootstrap test Paired t-test Pooled t-test Hypothesis test for the slope of a regression line Points possible: 2 1_3a.pdf Next 1 3a.jpg MacBook Pro 8 O deletePoints possible: 2 c. A quality control engineer at the M&M factory wants to determine if the distribution of M&M colors matches the color distribution advertised on the company website. The engineer selected a random sample of 100 M&Ms and compares the proportion of M&Ms of each color (blue, brown, yellow, green, orange, red) to the proportion of M&M colors advertised on the company website. Chi-squared test of independence ... Two-sample test of proportions O ANOVA Chi-squared Goodness-of-Fit test Two-sample t-test Points possible: 2 d. The Department of Natural Resources (DNR) received a complaint from recreational fishermen that a community was releasing sewage into the river where they fished. An inspector from the DNR designs a study to investigate the fishermen's claim. Fifteen water samples are selected at locations on the river upstream from the community and fifteen samples are selected ipo downstream from the community. class.html Chi-squared Goodness-of-Fit test class.Rmd S.CSV Paired t-test es.xIsx Two-sample t test Homework... Wilcoxon Signed-Rank test md One-sample t test html .Rmd Points possible: 2 0.html 1.Rmd e. A national agency sets recommended daily dietary allowances for many supplements. The ework_11_3a.pdf agency would like to determine if the dietary intake of zinc for active males is significantly higher 1 1.html than 15 mg/day. The agency recruits 25 males to participate in the study. The distribution of zinc intake among the sample of 25 active males is right skewed. ework_11_3a.jpg MacBook Pro K * CO O 11 deleteFor each of the following questions, choose the most appropriate inference procedure based on the sampling description and research question of interest. a. A random sample of eight pairs of twins were randomly assigned to treatment A or treatment B. That is, for each pair of twins, one twin was randomly assigned to treatment A while the other twin was randomly assigned to treatment B. Researchers want to test whether there is evidence that the two treatment means differ. O Chi-squared test of independence O Welch's t test Wilcoxon Rank Sum test Paired t test One-sample t test 4 Points possible: 2 b. A pharmaceutical company conducts an experiment to test the effect of a new cholesterol medication on total cholesterol level (measured in milligrams per deciliter). The company selects 15 subjects randomly from a larger population. Each subject is randomly assigned to one of three groups. Within each group, subjects receive a different dose of the new medication. In Group 1, subjects receive 0 mg/day; in Group 2, subjects receive 50 mg/day; and in Group 3, subjects receive 100 mg/day. O Chi-square test of independence Single-factor ANOVA Wilcoxon Rank Sum test Two-sample t-test a.pdf Two-sample bootstrap test 3a.jpg Points possible: 2