Mathematics, 21.12.2019 05:31 lindasuebairdoyjpf7
Aresearcher wants to conduct a study to see if playing chess improves memory. the researcher finds 50 individuals who play chess regularly and 50 that do not. each of the 100 individuals are given a questionnaire designed to determine memory level. if the 100 individuals did not know they were participating in the study, which statement about the study is correct?
1. it is an experiment where playing chess is a blocking variable.2. it is a matched-pairs design.3. it is a randomized experiment.4. it is an observational study.5. it is a double-blind study.
Answers: 1
Mathematics, 21.06.2019 17:00, iamaguest
Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.
Answers: 3
Mathematics, 21.06.2019 20:00, anabelleacunamu
Find the value of x. round the length to the nearest tenth
Answers: 1
Mathematics, 21.06.2019 20:00, aaliyahvelasauez
Last one and the bottom answer choice is y=(x-4)^2+1 you guys!
Answers: 1
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