Their total cholesterol levels before also after the diet

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Reference no: EM1316387

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?
Use the steps of hypothesis testing.

Reference no: EM1316387

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