Mr. Cross, Mr. Jones, and Mr. Smith all suffer from coronary heart disease. As part of their treatment, they were put on special low-cholesterol diets: Cross on Diet I, Jones on Diet II and Smith on...

Mr. Cross, Mr. Jones, and Mr. Smith all suffer from coronary heart disease. As part of their treatment, they were put on special low-cholesterol diets: Cross on Diet I, Jones on Diet II and Smith on Diet III. Progressive records of each patient's cholesterol level were kept. At the beginning of the first, second, third, and fourth months, the cholesterol levels of the three patients were as follows.

Cross:  210, 205, 195, and 185
Jones:  230, 220, 215, and 210
Smith:  230, 225, 220, and 210.

(a)

Represent this information in a 3 ✕ 4 matrixA.

Mr. Cross

Mr. Jones

Mr. Smith

Find

a₂₄

and explain its meaning.

a₂₄ =

represents ---Select--- Mr. Cross Mr. Jones Mr. Smith cholesterol at the beginning of the ---Select--- first second third fourth month.

(b)

Represent this information using a 4 ✕ 3 matrixB.

Mr. Cross

Mr. Jones

Mr. Smith

Find

b₃₂

and explain its meaning.

b₃₂ =

represents ---Select--- Mr. Cross Mr. Jones Mr. Smith cholesterol at the beginning of the ---Select--- first second third fourth month.

Jun 02, 2022

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Mr. Cross, Mr. Jones, and Mr. Smith all suffer from coronary heart disease. As part of their treatment, they were put on special low-cholesterol diets: Cross on Diet I, Jones on Diet II and Smith on...

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