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I need help with this ASAP Q1. [8pts] Scatterplot is very useful because it helps determine if an association exists, that is, if some pattern
I need help with this ASAP
Q1. [8pts] Scatterplot is very useful because it helps determine if an association exists, that is, if some pattern exists such that some values of one variable tend to occur more often with some values of the other variable. In some situations, such as experiments or studies, we want to see if one variable explains the variability of the other. Can we use one variable to predict the other? In the following situations, Indicate if a response/ explanatory relationship exists If so, then indicate which is the response variable and which is the explanatory variable. a) The amount of time spent studying for a statistic exam and the exam score. b) The weight and height of a person c) The amount of yearly rainfall and crop yield. d) A student's math SAT score and the verbal SAT score. Q2.[8pts] The plot shown below is a scatterplot of lean body mass of some individuals and their metabolic rate. Lean body mass - body weight excluding fat Metabolic rate - rate body consumes energy 2000 1800 1600 Metabolic Rate (cal/day) 1400 1200 1000 . 800 30 35 40 45 SO 55 60 Lew Body Mass kg) a) What is the form of this relationship? b) Is there a positive or negative association? c) is the relationship fairly strong or fairly weak? d) Does there appear to be any outliers? If so, which point Step by Step Solution
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