Mathematics, 28.05.2020 01:00, jennychen2518pbmirn
G People between the ages of 65 and 70 were studied to see if those who exercise more were healthier. One measure of health was blood pressure. The number of people at each level of blood pressure and amount of exercise are: Amount of Exercise Blood Pressure None Moderate High High 54 23 7 Normal 86 76 32 a. If the person selected had high blood pressure, what is the probability he or she did not exercise
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Mathematics, 21.06.2019 15:40, Prettygirlbuggy
Two parallel lines are crossed by a transversal. what is the value of x? x = 40 x = 70 x = 110 x = 130
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Mathematics, 21.06.2019 17:40, alisucaalisuca
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
Mathematics, 21.06.2019 18:00, cexe2630
The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old
Answers: 1
G People between the ages of 65 and 70 were studied to see if those who exercise more were healthier...
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