Mathematics, 14.11.2020 08:00 kroscioouws0q
There are 5000 undergraduates registered at a certain college. Of them, 493 are taking one course, 630 are taking two courses,
574 are taking three courses, 1849 are taking four courses, 1372 are taking five courses, and 82 are taking six courses. Let X be
the number of courses taken by a student randomly sampled from this population. Find the probability distribution of X. Round the
answers to four decimal places as needed.
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5
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Answers: 1
Mathematics, 22.06.2019 01:00
Calculate the total payback for a $3,500 loan at 8% annual interest with monthly payments for two years. show all of your steps. use the formula, m = pm(1 + m)^na/(1 + m)^na - 1, as needed.
Answers: 1
Mathematics, 22.06.2019 02:20
Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?
Answers: 3
Mathematics, 22.06.2019 05:40
Joe owns a fast-food restaurant and wants to know the average time it takes for customers to receive their orders. his restaurant serves about 500 customers a day. he timed 5 orders, and the order times he collected, given in minutes, are shown below. can the approximate order fulfillment time for all of the restaurant's customers be calculated from the given data? if so, calculate it. non-integer answers should be rounded to the nearest tenth. if no assumption can be made, type "0" in the box. the approximate order fulfillment time for all of the restaurant's customers is minutes.
Answers: 3
There are 5000 undergraduates registered at a certain college. Of them, 493 are taking one course, 6...
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