Histograms and dot plots worksheet

Question 1 (Essay Worth 10 points) (05.01 MC, 05.02 MC, 05.04 MC) Use the box plots comparing the number of males and number of females attending the latest superhero movie each day for a month to answer the questions. Part A: Estimate the IQR for the males' data. (2 points) Part B: Estimate the difference between the median values of each data set. (2 points) Part C: Describe the distribution of the data and if the mean or median would be a better measure of center for each. (4 points) Part D: Provide a possible reason for the outlier in the data set. (2 points) Question 2 (Essay Worth 10 points) (05.05 MC) A food truck did a daily survey of customers to find their food preferences. The data is partially entered in the frequency table. Complete the table to analyze the data and answer the questions: Likes hamburgers Likes burritos Does not like burritos 95 Total 134 Does not like hamburgers Total 38 77 128 71 Part A: What percentage of the survey respondents did not like either hamburgers or burritos? (2 points) Part B: Create a relative frequency table and determine what percentage of students who like hamburgers also like burritos. (3 points) Part C: Use the conditional relative frequencies to determine which data point has strongest association of its two factors. Use complete sentences to explain your answer. (5 points) Question 3 (Essay Worth 10 points) (05.07 MC) The scatter plot shows the number of pumpkins that have been picked on the farm during the month of October: Part A: Using computer software, a correlation coefficient of r = 0.51 was calculated. Based on the scatter plot, is that an accurate value for this data? Why or why not? (5 points) Part B: Instead of comparing the number of pumpkins picked and the day in October, write a scenario that would be a causal relationship for pumpkins picked on the farm. (5 points) Question 4 (Essay Worth 10 points) (05.07 HC) A manager is assessing the correlation between the number of employees in a plant and the number of products produced monthly. The table shows the data: Number of employees (x) Number of products (y) 0 10 20 30 40 50 60 70 80 120 200 280 360 440 520 600 680 760 Part A: Is there any correlation between the number of employees in the plant and the number of products produced monthly? Justify your answer. (4 points) Part B: Write a function that best fits the data. (3 points) Part C: What does the slope and y-intercept of the plot indicate? (3 points) ...