2. A study was conducted to determine the level of awareness of the residents of a certain municipality on the causes of hypertension. The accompanying table shows the results with respect to the gender of the respondents. MATHEMATICS IN THE MODERN WORLDPractice ProblemsThe following data are ages of infants (in months) at which they walked aloneThese sample data were obtained from two populations, A and B.Sample A9.8 119.5 9.8 101310109.109.5Sample B12 9.5 9.514 1214131212141413Compare the two groups as to their mean, median, mode, and midrange.Central tendencyВAMeanMedianMode(s)Midrange2. A study was conducted to determine the level of awareness of the residents of acertain municipality on the causes of hypertension. The accompanying table showsthe results with respect to the gender of the respondents.MaleFemaleWeighted(n = 32) (n = 48)MeanIndicatorX21.Intake of food high in salt2.82.8Intake of food high in saturated fatsCaffeine consumed in more than 4 cups ofcoffee a day4. Drinking too much alcohol5. Smoking6. Intake of drugs or medications that mayincrease blood pressure7. Lack of physical exercise8. Stress9. Family history of hypertension10. Present medical conditions like kidneydisorder, diabetes mellitus and others2.2.43.03.2.52.42.93.03.23.22.82.83.03.12.83.02.62.72.52.5Averagea) Find the average for the male and for the female.b) Find the weighted mean, Xw, for each indicator letting then as the weight.MATHEMATICS IN THE MODERN WORLDNAME:SCORE:SCHEDULE:DATE:Exercise 4.1AFind what is required in each of the following.1. The numbers of incorrect answers on a true or false competency test for arandom sample of 15 students were recorded as follows: 2, 1, 3, 0, 1, 3, 6, 0, 3, 3,5, 2, 1, 4, and 2. Find the following: (a) mean, (b) median, (c) mode, and (d)midrange.

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