Mathematics, 19.05.2020 16:17, crystalclear99
Talk A study on the enhancing effect of coffee on long-term memory found that 35 participants given 200 mg of caffeine performed better on a memory test 24 hours later compared to the placebo group that received no caffeine. a. There was a probability of 0.049 that the difference between the coffee group and the placebo group was due to chance. What do you conclude? b. A group given a higher dose of 300 mg performed better than the 200 mg group, with a probability of 0.75 that this difference is due to chance. What do you conclude?
Answers: 1
Mathematics, 21.06.2019 15:30, carriecarl3530
State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.
Answers: 1
Mathematics, 21.06.2019 23:50, yarrito20011307
4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3
Answers: 2
Talk A study on the enhancing effect of coffee on long-term memory found that 35 participants given...
Biology, 10.07.2019 17:30
Biology, 10.07.2019 17:30
Mathematics, 10.07.2019 17:30