Fifteen adult males between the ages of 35 and 50 participated in a study to evaluate the effect of diet and exercise on blood cholesterol levels. The total cholesterol was measured in each subject initially and then three months after participating in an aerobic exercise program and switching to a low-fat diet. The data are shown in the following table: Blood Cholesterol Level Subject Before After 1 265 229 2 240 231 3 258 227 4 295 240 5 251 238 6 245 241 7 287 234 8 314 256 9 260 247 10 279 239 11 283 246 12 240 218 13 238 219 14 225 226 15 247 233 Do the data support the claim that low-fat diet and aerobic exercise are of value in producing a mean reduction in blood cholesterol levels? Use a = 0.05 a. Fail to reject the Null Hypothesis. 5.465 > 1.753 b. Reject the Null Hypothesis. 5.465 > 1.761 c. None among the choices O d. Reject the Null Hypothesis. 5.465 > 1.753

You are driving at 60 miles per hour. If you decrease the time it takes you to travel 1 mile by 5 seconds, what is your new speed?

Please provide steps to solve for x

It takes Doug 3 days to reroof a house. If Doug's son helps him, the job can be completed in 2 days. How long would it take Doug's son, working alone, to do the job?

The Distance From Egland to Spain Is 241.41 Miles and it will take an old ship 3 days to Reach Spain. How Many Miles would it take to travel Everday?

A total of $6000 is invested for 5 yr with a total return of $1080. Part of the money is invested in a fund that returns the equivalent of 2% simple interest. The rest of the money is invested at 4% simple interest. Determine the amount invested in each account.

Angela took her 2 year lease on a new car and after 4 months of driving she put 6000 miles on it the Lisa loves 10000 miles per year if her driving habits stay consistent will she stay under the allotted mileage for 2 years by how much