Mathematics, 10.10.2019 05:00 josieko2006
The marketing manager of a large supermarket chain would like to use shelf space to predict the sales of pet food. for a random sample of 12 similar stores, she gathered the following information regarding the shelf space, in feet, devoted to pet food and the weekly sales in hundreds of dollars. store 1 2 3 4 5 6 shelf space 5 5 5 10 10 10 weekly sales 1.6 2.2 1.4 1.9 2.4 2.6 store 7 8 9 10 11 12 shelf space 15 15 15 20 20 20 weekly sales 2.3 2.7 2.8 2.6 2.9 3.1 compute the value of the sample correlation coefficient between weekly sales and shelf space. a. 0.827 b. 0.308 c. 0.652 d. 0.684
Answers: 2
Mathematics, 21.06.2019 16:20, bestballer7095
Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais
Answers: 2
Mathematics, 21.06.2019 17:30, lizzy2951
Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?
Answers: 2
Mathematics, 21.06.2019 19:00, loravillanueva87
Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet
Answers: 2
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