11. The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the mean waiting time. Waiting time in minutes Number of Customers 0-3 15 4-7 11 8-11 14 12-15 7 16-19 20-23 24-27 3 1.

Q: Calculate the median of the following distribution: CLASS FREQUENCY 10- 19 8 20-29 16 30-39 12 40-49…

A:

Q: The wage distribution of workers in certain factory is given below. Find the Coefficient of Mean…

A: Given wages in rupees number of workers 25 30 30 28 35 25 40 15 45 15 50 3

Q: residential​ area, is concerned with its service during the​ noon-to-1 pm lunch hour. The waiting​…

A: Given Values, a) 9.72,5.84,8.05,5.83,8.88,3.79,7.98,8.37,10.54,6.78,5.63,4.11,6.16,9.94,5.38

Q: The following table summarizes the ages of a sample of 58 adults that are members of a certain…

A: Given, 58 ages of adults samples Freq. distribution table is Age Frequency 20-24 1 25-29 3…

Q: Consider the results of a Statistics final exam taken by 100 students, as given in the following…

A: Given:   Grade Frequency >50 15 50-59 10 60-69 30 70-79 25 80-89 15 90-100 5

Q: Find the mean, median, and mode from the given frequency distribution.   Ages 11-20 21-30 31-40…

A: Solution : Given that, Frequency distribution  Ages 11-20 21-30 31-40 41-50 51-60…

Q: he distribution of the hourly rate of 110 college professors in a private university in Metro Manila…

A: The distribution of the hourly rate of 110 collage professor is shown in table, Hourly rate No.…

Q: Calculate the median for the following frequency distribution: Marks No. of Students Marks No. of…

A: Given data is Marks No. of students 05-10 7 10-15 12 15-20 24 20-25 31 25-30 42 30-35…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: Mean is one of the measures of central tendency and is the average value of the data set which tells…

Q: B. Construct a less than cumulative frequency curve for the data above. c. Use the cumulative…

A: Construct the cumulative frequency table as follows,   S. NO. OVERTIME EARNINGS (OMR) NO. OF…

Q: Find the mean for the scores in the following frequency distribution table: Number Frequency…

A: Cumulative frequency: Cumulative frequency distribution is the sum of the class and all classes…

Q: he following data represent the difference in scores between the winning and losing teams in a…

A: Given the following data represent the difference in scores between the winning and losing teams in…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: Solution Age Number (f) Midpoint (x) f*x x2 f*x2 25-34 27.3 29.5 805.35 870.25 23757.825…

Q: A biologist measured the lengths of hundreds of cuckoo bird eggs. Use the relative frequency…

A: Given relative frequency distribution is: Length (in mm) Percent of eggs 18.75-19.75 0.8…

Q: A large company is checking the salaries of its employees regularly to get an idea of their…

A: A data which has no group, then we say that ungrouped data. If the same values repeated so many…

Q: Calculate the mean of the following distribution: CLASS FREQUENCY 10-19 20 20- 29 40 30- 39 30 40-49…

A:

Q: for the following data approximate the mean number of unused vacation days at the end of the year?…

A: Days midpoint( xi)  frequency(fi) xifi 1-3 2 28 56 4-6 5 27 135 7-9 8 1 8 10-12 11 5 55…

Q: A group of athletes has the following heights in inches. Height in Inches: 66 72 78 68 73 72 70 69…

A: Given : Sample No. Sample  1 66 2 72 3 78 4 68 5 73 6 72 7 70 8 69 9 66 10 72…

Q: The following data set represents the number of new computer accounts registered during ten…

A: Calculate Mean, Median, Mode from the following data43,37,50,51,58,105,52,45,45,10

Q: 21. The frequency distribution representing the number of frequent flier miles accumulated by…

A: Frequency distribution is a recorded series of values with counts of either categorized observation…

Q: A random sample of 15 college students were asked "How many hours per week typically do you work…

A: Given: n = 15 Formula Used: Mean = ∑Xin Median = n+12thterm

Q: he following data represent the number of people aged 25 to 64 years covered by health insurance​…

A:

Q: a) Calculate Arithmetic Mean, Median, Mode ,Range b) Interpret the results.

A: Given data 4 5 5 1 6 6 6 3 1 7 7 2 2 2 1 8 2 8 6 2 6 8 8 3 2 8 5 5 5 1

Q: Score 36 35 34 33 32 31 30 29 28 1 Frequency 2 4 3 5 4 3 3 4

A: We know that  Mean = sum of all observations/total number of observations  Median = middle value…

Q: Calculate the median and mode of the following data : No. of days absent No. of students Less than 5…

A:

Q: 5.2 4) The following data represents the number of mailing advertisements received by ten families…

A: Arranging the given data set into ascending order: 16, 21, 23, 30, 31, 33, 35, 37, 41, 43

Q: Find out the mean, median and mode of the following distribution : Marks Frequency Marks Frequency…

A:

Q: 1.) The number of unhealthy days in selected cities are given below. Construct a Frequency…

A: For the given data, we need to construct a frequency  distribution table with classes of "7" and a…

Q: 9 9.13. Admissions during 1971 to 'Vidya Mandir,' and "Children's Home' increased by 20% and 40%…

A:

Q: Suppose the following table gives the extra travel time each year, in hours, for peak-period…

A: We have given detail of extra travel time each year, in hours, for peak-period travelers in urban…

Q: The ages of the 112 people who have a car injured are classified as follows: Class Frequency 0- 9 10…

A: The average comes under the concept of measure of central tendency. This average is used to…

Q: Calculate the mean of the grouped data from the given frequency distribution. Round your answer to…

A: Solution: Class   Frequency(f)  Midpoint (x) fx 40-49 2 44.5 89 50-59 5 54.5 272.5 60-69…

Q: Percentage of People Who Completed 4 or More Years of College Listed by state are the percentages of…

A: Given Information:

Q: Calculate the median for the following frequency distribution: Marks No. of Students Marks No. of…

A:

Q: The following table shows the results of a survey of randomly selected residents of Mexico. Age 0-14…

A: We want to find required relative frequencies.

Q: According to the U.S. Census Bureau, the distribution of family sizes in the United States for the…

A: Given: Number of person Number of families (thousands) Percentage   of families 2…

Q: following table summarizes the ages of 128 people qualifying for disability insurance. Use the…

A:

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A: The following table gives the data set with the required calculations:

Q: A sample of 40 companies belonging to a certain industry reported the following number of employees.…

A: Given data is 43        58        21        24        31        49        40        51        55…

Q: Calculate the mean and median from the following table : Class Intervals Frequency 6.5- 7.5 5…

A: Given data is Class Frequency 6.2 - 7.5 5 7.5 - 8.5 12 8.5 - 9.5 25 9.5 - 10.5 48 10.5…

Q: Below are the typing speeds (words per minute) for 22 secretarial applicants of an international…

A:

Q: The following table shows the results of a survey of randomly selected residents of Mexico. Age 0-14…

A:

Q: A. The following table shows the number of home runs hit by leaders in the category for the national…

A: A data can be raw or grouped, with some pro and cons associated with both of them. The raw data has…

Q: Past records suggest that the mean annual income,  μ1 , of teachers in state of Utah is greater…

A: The sample means of annual income of teachers in Utah and in Oregon are, The null hypothesis is,…

Q: Consider the following distribution of daily wages of 50 workers of a factory Daily wages 100-120…

A:

Q: 2. The following is the distribution of the percentage of students belonging to a certain minority…

A: We have given that  The percentage of students belonging to a certain minority group in 40 school…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance​…

A:

Q: 10 The following table shows the frequency distribution of the number of children at a childcare…

A: As per our guidelines, we are allowed to answer three sub-parts : Given Data : Class Frequency…

Q: 4. In an effort to estimate the size of elk herds wintering in Rocky Mountain National Park, the…

A: From the provided information, Number of observations (n) = 15

Q: 3. The following data are the number of burglaries reported for a specific year for fifteen Metro…

A: Given data set is: 30,18,3,7,61,11,1,3,2,12,15,11,13,14,11 Rearranging the given data set: 1, 2, 3,…