College students that work usually have less time to complete homework, however, successful completion of a course is necessary to earn an Associates Degree.Research shows successful students dedicate 1.5 to 4 hours weekly to review and complete homework per class.Construct a grouped frequency distribution with the monthly data.What percentage represent the last group of data? [A]What percentage is less than 35 hours for the month? [B]

Data Set for Hours to review and complete homework:

49435233335242

49666448423732

32374047636060

44464753543833

34363031315551

An impromptu survey was conducted at PCCC and many students indicated interest in electric scooter rental to save on transportation cost.A sample of students were given electric scooters to conduct the research.The research showed most students utilized their scooter between 2 hours to 12 hours per week. What percentage used their scooter less than 5 hours weekly? [A]. Why do you think usage was less than 5 hours weekly for those individuals? [B]

234578910101212

35378978978

8991010101010101010

Professor Harris needs to select seven students to attend a special course on "Starting Your Own Business".She wants to conduct the sample without bias.The population of the class is 22 students.Conduct a simple random sampling without replacement.Select from the rows (left to right).

71117410950843611138651544790348351911000288190566711174109508436

Research was conducted on the number of hours middle school students watched television for a month .Organize the data quickly.How is it skewed? [A]What is the mode? [B]

203162221214203190198185188173174199

163177189188199199204215228218205

As manager of a restaurant your employees have been requesting more hours.Use data set "K" to calculate the 3rd quartile.

Data Set "K" (number of hours for the month):

374230183953

564122322328

372937424033

As manager of a restaurant, your employees have been requesting more hours.Use data set "K" to interpret the 80th percentile.

Data Set "K" (number of hours for the month):

374230183953

564122322328

372937424033

As manager of a restaurant, your employees have been requesting more hours.Use data set "K" to determine the percentile value of 29.

Data Set "K" (number of hours for the month):

374230183953

564122322328

372937424033

As manager of a restaurant, your employees have been requesting more hours.Use data set "K" to calculate central locations.

Data Set "K" (number of hours for the month):

374230183953

564122322328

372937424033

1 As receptionist at a local doctor's office, you were asked to ensure patients did not wait longer than 7 minutes in the waiting room.You collect the data from the last three days (see below).What is the average wait time for a patient?

Data (Minutes)Patients (frequency)

0 - 35

4 - 74

8 - 117

12 - 153

16 - 192

A start-up company's ability to gain funding is a key to success even with a great idea.Without operating cash, small businesses usually close their doors within 2 - 3 years.Below shows data from a sample of startup companies that raised funds (in thousands of dollars).What is the coefficient of variation for the data?

25253438222422302729

Calculate the mean of the following data:

71171141196563585127

What is the coefficient of variation from the following data?

mean = 12

median = 10

mode = 10

midpoint = 14

sample size = 21

variance = 25

frequency = 12

stem = 18