FACS HW1 Fall 2021, Page 2 . (8 points) Using the HSB dataset, generate one boxplot for a variable and one scatterplot for a variable and copy and paste to this homework. Remember to ensure that you are using the proper variable type(s) in these graphs. Please briefly describe what you see 5. (4 points) A stratified sample is drawn from a population of 32,000 students. The strata are income and achievement. If you want a sample of 5,200 students, how many students would you need to sample of the following classifications, given that the population is classified as: a. Low income, low achievement b. High income, low achievement Low High c. Low income, high achievement Achievement Low 22500 2000 d. High income, high achievement High 7000 500 6. (8 points) Take a look at the 2 sets of figures/tables below which represent measures of various variables. Using data from both the descriptive statistics table and the histogram to draw your conclusions, for each set, please describe the distribution you see using terminology we have practiced in class. What should you conclude about each in terms of . approximationg a normal distribution? a. SES index of parent Statistics Histogram Valid 1455 Missing 253 Mean 46 54 Median 43 00 suamber Mode 30 Std Deviation 17 252 Skewness 324 Std Error of Skewness 064 Kurtosis - 970 Sid Error of Kurtosis 128 Range 72 Minimum 16 In Socio-Econ, Index of father or mether Maximum Cases whipted by a_ stu. at b. Teacher's self-reported years of experience Statistics irs exp Histogram Valid 168 Missing O Mean 13.8137 Median 12.0000 Mode 3.00 Sta Deviation 10 16106 Asuenband Skewness 514 Std. Error of Skewness 060 Kurtosis - 831 Std. Error of Kurtosis 119 Range 49.00 Minimum 00 Maximum 49 00 yrs_exp (10 points) Name the scale of measurement (nominal, ordinal. interval/ratio) for each of the variables below Time (in seconds) for a car to accelerate from 0-60 mph Feeling happy (a lot, some, a little, not at all) Academic department affiliation Grade Point Average Height (in meters) High school class rank EACS HW1 Fall 2021, Page 4 Reading group (high, medium, low) Whether a student failed a math test or not Student's |" Quarter school attendance Daily school attendance (absent, present)