A dietician investigated whether apples turned brown at different rates when exposed to air after being washed in hot water or in cold water.She took 12 random apples and cut each in half.She washed one
Half of each apple in hot water and the other half in cold water, and then put both halves out in a tray.Her
Results (in hours until turning a particular shade of brown) are in the table below.At , did she see a
Difference between the two treatments?
A)No, because the test value -0.06 is inside the range (-3.05, 3.05).
B)No, because the test value -0.21 is inside the range (-3.11, 3.11).
C)No, because the test value -0.21 is inside the range (-3.05, 3.05).
D)No, because the test value -0.06 is inside the range (-3.11, 3.11).

Question

A dietician investigated whether apples turned brown at different rates when exposed to air after being washed in hot water or in cold water.She took 12 random apples and cut each in half.She washed one
Half of each apple in hot water and the other half in cold water, and then put both halves out in a tray.Her
Results (in hours until turning a particular shade of brown) are in the table below.At  , did she see a
Difference between the two treatments? 
A)No, because the test value -0.06 is inside the range (-3.05, 3.05). 
B)No, because the test value -0.21 is inside the range (-3.11, 3.11). 
C)No, because the test value -0.21 is inside the range (-3.05, 3.05). 
D)No, because the test value -0.06 is inside the range (-3.11, 3.11).

Quizplus · Accepted Answer

The Answer of A dietician investigated whether apples turned brown at different rates when exposed to air after being washed in hot water or in cold water.She took 12 random apples and cut each in half.She washed one
Half of each apple in hot water and the other half in cold water, and then put both halves out in a tray.Her
Results (in hours until turning a particular shade of brown) are in the table below.At  , did she see a
Difference between the two treatments? 
A)No, because the test value -0.06 is inside the range (-3.05, 3.05). 
B)No, because the test value -0.21 is inside the range (-3.11, 3.11). 
C)No, because the test value -0.21 is inside the range (-3.05, 3.05). 
D)No, because the test value -0.06 is inside the range (-3.11, 3.11).

A Dietician Investigated Whether Apples Turned Brown at Different Rates