Mathematics, 29.03.2021 16:20 deedee363
Question 8
A test used to predict college readiness is given to two random groups of students, Group A and Group B. The results for the groups are shown below.
Group A 16, 18, 18, 19, 19, 19, 20, 21, 21, 21, 22, 23, 26, 26, 27, 28, 29, 29, 30, 31
Group B 16, 16, 17, 19, 20, 21, 21, 21, 23, 23, 23, 24, 24, 25, 27, 27, 29, 30, 30, 30
Which of these statements are true? Choose all that are correct.
A
Based on visual inspection, Group B has much more variability than Group A.
B
The means of Groups A and B differ by less than 0.25 points.
С
The median of Group B is 2 more than the median of Group A.
D
The medians of the two groups differ by only 1.5 points.
E
The data sets for Group A and Group B both have three modes.
Answers: 2
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Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation
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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?
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Question 8
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