Mathematics, 21.03.2020 11:09 LuisBanuelos000
Unnithan, Houser, and Fernhall (2006) were interested in whether playing the game Dance Dance Revolution (DDR) affected the heart rate of overweight and nonoverweight adolescents differently. A group of 22 adolescents, 10 classified as overweight and 12 as not overweight, played DDR for 12 minutes, during which time the researchers measured each participant's heart rate. Which statistical test should the researchers use to analyze their data?
a) independent-samples t test
b) dependent-samples t test
c) z test
d) single-sample t test
Answers: 2
Mathematics, 21.06.2019 14:00
Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.
Answers: 1
Mathematics, 21.06.2019 15:30
Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?
Answers: 1
Mathematics, 21.06.2019 18:00
The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .
Answers: 1
Mathematics, 21.06.2019 19:30
The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.
Answers: 1
Unnithan, Houser, and Fernhall (2006) were interested in whether playing the game Dance Dance Revolu...
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