Question

a random number generator was used to resample the group. use the new table below to answer the questions.
cholesterol in mg/dl
new control 220 245 247 230 243 218 245 240 224 232
new treatment 225 248 221 242 235 246 250 224 241 242
what is the mean of the new treatment group? round to the nearest tenth.
a. 234.4
b. 237.4
c. 235.9
d. 242.5

Explanation:

Step1: Sum all treatment values

$225 + 248 + 221 + 242 + 235 + 246 + 250 + 224 + 241 + 242 = 2374$

Step2: Calculate the mean

$\text{Mean} = \frac{\text{Total Sum}}{\text{Number of Values}} = \frac{2374}{10} = 237.4$

Answer:

b. 237.4