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Go to your math tools and open the Graph tool to graph Gwen's and Tristan's equations. Hint: To create the graph, select the correct relationship and then enter the values for the variables. You will need to change the scales for the x- and y-axes. When deciding the scale, ask yourself what x and y stand for, and what would be reasonable amounts for their minimum and maximums.
Do the two lines intersect? Why or why not? What does this mean in terms of the situation? If the lines intersect, at what point do they intersect, and what does this point mean in terms of the situation? Paste a screenshot of your graph in the space provided.
There are 400 employes and 100 of them smoke. There are 250 males working for the company and 75 of them smoke. What is probability of an emloye selected random?
Suppose a random sample of 40 American men is drawn and the weights of the men measured. If the sample mean is 182 lbs. and sample standard deviation
3 section of a statistics class containing 28,32 and 35 students averaged 83,80 and 76 respectively on same final exam. what 's the combined population means of all the 3 sections ?
Decide which variable should be the independent variable and which should be the dependent variable. Draw a scatter plot of the ordered pairs.
Suppose that a certain college class contains 60 students. Of these,are 37 freshmen, 28 are economics majors, and 10 are neither. A student is selected at random from the class. (a) What is the probability that the student is both a freshman and an..
Compute ?2STAT. Is it significant at a=0.05?? What is the value of the test? statistic?
If the mean μ does not differ significantly from 5.5 (that is, if the null hypothesis is true), then the probability of obtaining a sample mean y as far or farther from 5.5 than 5.4 is .1034.
(a) Interpret the following two effect sizes: d = .87; d = .18.
Identify the relevant population for the following research foci, and suggest the appropriate sampling design to investigate the issues.
Interpret the standard error of the estimate? What information does this value provide to the researcher?
For each religious preference category, determine the percentage of respondents who think premarital sex is always wrong.
use the values in the contingency table to solve the equations given.defga39712b8464c10537a. pf cap a b. pa b c. pb d.
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