Stepi a) 1. The discrete variables can be sex, age, and type of physical activity 1. Sex (male or female) 2. Age (age limits) 3. Physical activity(type) Step2 b) 2. The levels of physical activity can be considered as low, moderate, and high. The values can be measured on a continuous scale. 1. Low 2. Moderate 3. High

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A: use BODMAS to simplify the expression.

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Q: hello, i need the answer for the second question as well. thank you

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A: Note : The formula used is wrong . See the below picture for detailed solution.

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A: the integral test is

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A: We can use simultaneous equations in order to solve the given problem.

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A:

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Q: When I checked it says the answer is

A: The solution is given below :