Mathematics, 03.02.2020 19:50 cookiem0nster
3. a boarding kennel mixes dry dog food and wet dog food to feed the dogs. the table shows the mixture for different amounts.
dry dog food (cups) wet dog food (oz)
4.5 1.5
6 2
9 3
? 5.5
(a) is the relationship between the amount of dry dog food and the amount of wet dog food proportional? (use the first three rows of data to answer this question.) show your work and explain.
(b) how much dry dog food is used with 5.5 oz of wet dog food? show your work.
Answers: 1
Mathematics, 21.06.2019 18:20
17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.
Answers: 2
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
3. a boarding kennel mixes dry dog food and wet dog food to feed the dogs. the table shows the mixtu...
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