Chapter 2.5, Problem 15ES

Let A = {x Z | x=0 (mod 6)} and B = {x = Z | x = 0 (mod 9)}. Which of the following sentences describes the set relationship between A and B ? *Keep in mind that Ç means proper subset. AÇ B BÇA A = B AnB = 0 none of these

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} be the universal set. Let A = {0, 1, 2, 3, 9} and B = {2, 3, 4, 5, 6}. Select all elements in An B. 2 3 4 5 18 7 8 9 ☐ 10

Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} be the universal set. Let A = {0, 1, 2, 3, 9} and B = {2, 3, 4, 5, 6}. Select all elements in An B. 1 2 ✓ 3 + 5 10 7 > 00 ☐ 10

Variable Total score (Y) Putts hit (X) Mean.    93.900              35.780 Standard Deviation 7.717  4.554 Correlation 0.896

17 Referring to the figures and tables from the golf data in Questions 3 and 13, what hap- pens as you keep increasing X? Does Y increase forever? Explain. comis word ே om zol 6 svari woy wol visy alto su and vibed si s'ablow it bas akiog vino b tad) beil Bopara Aon csu How wod griz -do 30 義

Variable Temperature (X) Coffees sold (Y) Mean 35.08 29,913 Standard Deviation 16.29 12,174 Correlation -0.741

13 A golf analyst measures the total score and number of putts hit for 100 rounds of golf an amateur plays; you can see the summary of statistics in the following table. (See the figure in Question 3 for a scatterplot of this data.)noitoloqpics bella a. Is it reasonable to use a line to fit this data? Explain. 101 250 b. Find the equation of the best fitting 15er regression line. ad aufstuess som 'moob Y lo esulav in X ni ognado a tad Variable on Mean Standard Correlation 92 Deviation Total score (Y) 93.900 7.717 0.896 Putts hit (X) 35.780 4.554 totenololbenq axlam riso voy X to asulisy datdw gribol anil er 08,080.0 zl noitsism.A How ath

Variable Bone loss (Y)       Age (X) Mean       35.008.               67.992 Standard Deviation 7.684  10.673 Correlation 0.574

50 Bone Loss 30 40 20 Scatterplot of Bone Loss vs. Age . [902) 10 50 60 70 80 90 Age a sub adi u xinq (20) E 4 adw I- nyd med ivia .0 What does a scatterplot that shows no linear relationship between X and Y look like?