In the experiment with smoking what was the dependent variable that was measured? the length of time that people smoked incidence of chronic obstructive pulmonary disorder (COPD) the age of the participants the incidence of cancer

Please break down

what is the appropriate statistical test to check whether the focus of the recommendation (DO versus DON’T) influences what type of snack people would chose

A researcher is studying psychological factors in athletic achievement among teenage boys. One variable she is particularly interested in is determination. What information does a measure of variability for the variable determination convey? Check all that apply. O What is the average value for the variable determination among teenage boys? 7 Do all teenage boys have the same amount of determination? How spread out are the values for determination amoung teenage boys? What is the most common value for the variable determination among teenage boys? Please help I tried my best to solve this problem but I’m still getting it wrong

Discuss this histogram. Do resting heart rates of these subjects appear to be normal distribution? Explain your reasoning. What other preliminary conclusions can you make based on this graph?

Please help

Please help, this is for financial mathematics, thank you so much!!!

Urgent need help and also check your answer