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Question5 A college admission office claims that the average student must travels 25 minutes to reach...
answer 5a-c You want to know the average number of pushups that a college student can...
answer 5a-c
You want to know the average number of pushups that a college student can do in two minutes. You hang out at the HUB and ask random people walking by to see how many pushups they can do in 2 minutes. The first 5 people who agree to participate do the following number of pushups: 52, 65, 44, 71, and 58. Assume that those people represent a random sample of college students, then make the following calculations. a)...
A graduate student believed that, on the average, college students spend more time on the Internet...
A graduate student believed that, on the average, college students spend more time on the Internet compared to the rest of the population. She conducted a study to determine if her hypothesis was correct. The student randomly surveyed 25 students and found that the average amount of time spent on the Internet was 8.75 hours per week with a SD = 3 hours. The last census found that, on the average, people spent 11 hour per week on the Internet....
The technology committee at a college has stated that the average time spent by students per...
The technology committee at a college has stated that the average time spent by students per lab visit has increased, and the increase supports the need for increased lab fees. To substantiate this claim, the committee randomly samples 12 student lab visits and notes the amount of time spent using the computer. The times are given in the accompanying table. Time(min) 55,57,54,55,60,66,57,50,141,78,5,65 The previous mean amount of time spent using the lab computer was 55 minutes. Find a 95% confidence...
A local college newsletter reported that the average American college student spends one hour (60 minutes)...
A local college newsletter reported that the average American college student spends one hour (60 minutes) on a social media website daily. But you wonder if there is a difference between males and females. Attached below is a sample of 60 users of the website (30 males and 30 females) and their recorded daily time spent on the website. Complete (a) and (b) below. Click the icon to view the sample times. a. Assuming that the variances in the population...
The technology committee at a college has stated that the average time spent by students per...
The technology committee at a college has stated that the average time spent by students per lab visit has increased, and the increase supports the need for increased lab fees. To substantiate this claim, the committee randomly samples 12 student lab visits and notes the amount of time spent using the computer. The times are given in the accompanying table. Complete parts (a) and (b) below. EClick the icon to view the table of lab times. a) Plot the data....
According to a union agreement, the mean income for all senior-level assembly-line workers in a large...
According to a union agreement, the mean income for all senior-level assembly-line workers in a large company equals $500 per week. A representative of a women's group decides to analyze whether the mean income for female employees matches this norm. For a random sample of nine female employees, Y¯=410Y¯=410 and sY=90sY=90. a. Conduct a hypothesis test of whether the mean income of female employees differs from $500 per week. Include all assumptions, the hypotheses, test statistic, and p-value, and interpret...
answer 5a-c
You want to know the average number of pushups that a college student can do in two minutes. You hang out at the HUB and ask random people walking by to see how many pushups they can do in 2 minutes. The first 5 people who agree to participate do the following number of pushups: 52, 65, 44, 71, and 58. Assume that those people represent a random sample of college students, then make the following calculations. a)...
The technology committee at a college has stated that the average time spent by students per lab visit has increased, and the increase supports the need for increased lab fees. To substantiate this claim, the committee randomly samples 12 student lab visits and notes the amount of time spent using the computer. The times are given in the accompanying table. Complete parts (a) and (b) below. EClick the icon to view the table of lab times. a) Plot the data....
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