Significance was significant change in cholesterol level

Reference no: EM1316393

Using the 5% level of significance, was there a significant change in cholesterol level?

4 individuals with high levels of cholesterol went on a special crash diet, avoiding high cholesterol foods and taking special supplements. Their total cholesterol levels before and after the diet was as follows:

participant	before	after
J.K.	287	255
L.M.M.	305	269
A.K.	243	245
R.O.S.	309	247

Using the 5% level of significance, was there a significant change in cholesterol level?
Explain your answer to someone who has never taken a course in statistics.

Reference no: EM1316393

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