Question

In: Statistics and Probability

The following data were collected from a survey of 10 randomly selected college students: Find the...

The following data were collected from a survey of 10 randomly selected college students:

Find the mean, median, mode, variance, standard deviation, the five number summary report of the hours per week of the sample of students’ studied. Show your work.

Student ID Facebook # hours of study per week
244701130 Yes 8
302896051 no 5
734077249 yes 11
891072704 yes 5
730265917 yes 9
894866913 no 6
644678646 no 1
369417477 yes 1
388511718 yes 2
554470987 no

1

Solutions

Expert Solution

Calculation work:

Hi Dear,
I have given my 100% to solve this question.
Please help me out by just thumbs up.
Thank you.

orchestra answered 2 years ago
Next > < Previous

Related Solutions

A sample of 1000 college students at NC State University were randomly selected for a survey....
A sample of 1000 college students at NC State University were randomly selected for a survey. Among the survey participants, 108 students suggested that classes begin at 8 AM instead of 8:30 AM. The sample proportion is 0.108. What is the lower endpoint for the 90% confidence interval? Give your answer to three decimal places. (Note that due to the randomization of the questions, the numbers in this question might be different from the previous question.) Answer:
10. A survey of 145 randomly selected students at one college showed that only 87 checked...
10. A survey of 145 randomly selected students at one college showed that only 87 checked their campus email account on a regular basis. Construct and interpret a 90% confidence interval for the percentage of students at that college who do not check their email account on a regular basis. (1pt) Point Estimate: ______ Margin of Error: ________ Confidence Interval:_________________ Interpretation: ____
A survey of 36 randomly selected students who dropped a course was conducted at a college....
A survey of 36 randomly selected students who dropped a course was conducted at a college. The following results were collected. Complete parts​ (a) through​ (c). a) Construct a contingency table for the two variables. CourseCourse PersonalPersonal WorkWork Male FemaleFemale ​(b) Test whether gender is independent of drop reason at the alphaαequals=0.1 level of significance. What are the​ hypotheses? A. Upper H 0H0​: pSubscript Upper CCequals=pSubscript Upper PPequals=pSubscript Upper WW Upper H 1H1​: At least one of the proportions is...
In a recent survey of 60 randomly selected college students, 43 said that they believe in...
In a recent survey of 60 randomly selected college students, 43 said that they believe in the existence of extraterrestrial life. a) Find p?, the sample proportion that believes that there is extraterrestrial life. (Round your answers to three decimal places). p? = b)The 99 % margin of error associated with this estimate is: c) The 99 % confidence interval for the true proportion of all college students who believe there is extraterrestrial life is: to d) A recent report...
At a local college, 65 female students were randomly selected and it was found that their...
At a local college, 65 female students were randomly selected and it was found that their mean monthly income was $609. Seventy-five male students were also randomly selected and their mean monthly income was found to be $651. Test the claim that male students have a higher monthly income than female students. Assume the population standard deviation for the females is $121.50 and for the males $131. Use α = 0.01
A student at a junior college conducted a survey of 20 randomly selected​ full-time students to...
A student at a junior college conducted a survey of 20 randomly selected​ full-time students to determine the relation between the number of hours of video game playing each​ week, x, and​ grade-point average, y. She found that a linear relation exists between the two variables. The​ least-squares regression line that describes this relation is ModifyingAbove y with caret equals negative 0.0559 x plus 2.9289. (a) Predict the​ grade-point average of a student who plays video games 8 hours per...
A student at a junior college conducted a survey of 20 randomly selected? full-time students to...
A student at a junior college conducted a survey of 20 randomly selected? full-time students to determine the relation between the number of hours of video game playing each? week, x, and? grade-point average, y. She found that a linear relation exists between the two variables. The? least-squares regression line that describes this relation is y = -0.0503x + 2.9381. (a) Predict the grade-point average of a student who plays video games 8 hours per week. The predicted grade-point average...
A survey of 196 randomly selected college students at a local university found that only 78%...
A survey of 196 randomly selected college students at a local university found that only 78% of them checked their college email on a regular basis. The standard deviation is 7.4. Construct the confidence interval for the population proportion with a 90% confidence level.
A student at a junior college conducted a survey of 20 randomly selected​ full-time students to...
A student at a junior college conducted a survey of 20 randomly selected​ full-time students to determine the relation between the number of hours of video game playing each​ week, x, and​ grade-point average, y. She found that a linear relation exists between the two variables. The​ least-squares regression line that describes this relation is ModifyingAbove y with caret equals negative 0.0592 x plus 2.9446. ​(a) Predict the​ grade-point average of a student who plays video games 8 hours per...
Nine students were randomly selected from a population of 1000 students and they were given a...
Nine students were randomly selected from a population of 1000 students and they were given a math test. Test results are: 95  90   89   85   76 73   92   90  72     What is the 84% confidence interval for the population mean score on the math tests? a) Do you need any assumptions? If yes, make the assumption. b) Name the interval c) 84% CI is
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT