Mathematics, 12.09.2019 23:30 LJ710
Astudy revealed a strong, linear, negative association between a decrease in salary and amount spent on clothes. another study revealed a strong, linear, negative association between decrease in salary and amount spent on food. when the data were combined, the association became positive. what is this an example of?
a. simpson's paradoxb. observational studyc. experimental studyd. cause-and effect realtionshipe. error by the statistician
Answers: 2
Mathematics, 21.06.2019 17:00
16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191
Answers: 3
Mathematics, 21.06.2019 18:00
Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75
Answers: 1
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