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Collin records the number of text messages he receives each day, and he records 5, 5, 6, 7, 7, 8, 8, 9, 10, 12, 14,
Collin records the number of text messages he receives each day, and he records 5, 5, 6, 7, 7, 8, 8, 9, 10, 12, 14, 16, 18. What is the frequency for the number of days in which he receives between 5 and 7 (inclusive) text messages? {i} 5 c1" tiil 4 c1" '3' 6 c1" '3' 2 Question 2 (1 point] Saved A class took an exam. Their scores are listed below. If the student who scored 72 actually scored an 58 but it was entered incorrectly how would this change the median and the mode? Student Scores 58 72 72 82 90 91 92 93 | I. I} Both the median and mode will decrease. (3'; The median will decrease but the mode will stay the same. \\___/ I. I} The mode will decrease but the median will stay the same. Both the median and mode will increase. Question 3 (1 point) A class took an exam. Their scores are listed below. If the student who scored 48 actually scored an 72 but it was entered incorrectly how would this change the mean and the variance? Student 48 Scores 58 7'2 82 85 91 92 97 | .g' :3 Both the mean and the variance would decrease. .f "j; The mean would increase but the variance would decrease. .g' "j; The variance would increase but the mean would decrease. .g" :3 Both the mean and the variance would increase. MSRP of Popular Cars Illustrative sample of cars $350,000 a $300,000 $250,000 $200,000 $150,000 $100,000 0 x 550,000 $ - 5- Pick-up Truck Sports Car Given the above box plots, we can conclude that the 7'5th percentile for Sports Cars is more than the max price for Pick-up Trucks. 0 True Question 5 (1 point) A animal shelter has 5 girl cats, 7 boy dogs, 9 boy cats, and 2 girl dogs. If comes into the shelter and asks for two randomly selected pets, what is the probability that they will get 2 girl dogs (i.e. a girl dog is selected, and then another girl dog is selected without replacement] .5: :3. 0.0070 .5"). 0.0870 .;;"'j;. 0.0040 .;;"'j;;. 0.0455
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