The following histogram displays data from a cable repair company's in-home service calls. The technicians were asked to record how long each visit took. Approximately what percentage of service calls lasted less than 60 minutes? Round you answer to the nearest percent. Frequency 50- 40- 30- 20- 10- 16 0-29 37 30-59 42 60-89 16 90-119 Duration of a visit, mins 40 120-149 24 150-179

Q: A store surveyed their customers to find out their ages. The bar graph below shows the number of…

A: From the histogram, it is clear that, the number of customers under 17 is 20, the number of…

Q: On the right are the amounts (to the nearest $10) paid by 20 college students for textbooks during…

A: Given that  Arrange the data set in ascending order.  210, 220, 250, 280, 280, 290, 350, 350, 410,…

Q: Estimate the median and interquartile range of the data illustrated in the following cumulative…

A: Cumulative frequencies graph is given.  Cumulative Frequencies:  1,2,3,4,5,6,7,8,9,10,11 We need to…

Q: Complete the table. Grade Frequency Relative frequency % B. 15 % 16 7 % % (Round to two decimal…

A: Frequency data table as follows. GRADE Frequency (f)  A 5 B 15 C 16 D 7 F 1   ∑f = 44…

Q: The engine displacement (in cubic inches) and the fuel efficiency (in miles per gallon) of seven…

A: Given the data of the engine displacement (in cubic inches) and the fuel efficiency(in miles per…

Q: The values and relative frequencies for a set of data are shown below. Complete the cumulative…

A:

Q: Andlya's Dai Effect of perfume type on bee's behavior Perfume type Number of bees that left the hive…

A:

Q: Find the percentile for the data point Data set: 124 136 128 122 130 132 122 120 127 124 128 138 120…

A: Ans#- Data set: 124, 136, 128, 122, 130, 132, 122, 120, 127, 124, 128, 138, 120, 124, 126, 121;…

Q: Rick is a school principal, and he is trying to decide if there is a relationship between conduct…

A: We plot number of infractions on x-axis and number of student present in the school on the y-axis.

Q: 50 part-time students were asked how many courses they were taking this term. The (incomplete)…

A: From the given information, # of courses Frequency Relative Frequency=frequency/Total frequency…

Q: The following data represents the temperature of a town in degrees. DATA: Observation 1 2 3 4 5 6 7…

A: Given that   Data: 5, 0, -19, -7, 37, -10, -9, 46, 57 We have to find arithmetic mean

Q: Calculate the median for products sold per store using this data. 0, 77, 38, -5, 44, 62

A:

Q: Find the range of the following data: 20       30       45       29        10 Show all your…

A: data in accending order,   10,20,29,30,45

Q: Sales of Sofas and Chairs -Chairs 280 Sofas 260 240 220 200 180 160 140 April May June Month Number…

A: From given graph Number of sofas sold in june = 180 Number of chairs sold in june = 230

Q: QDES.A A study was undertaken to see how accurate food labeling for calories on food that is…

A: In order to test the claim that at least two of the mean percent differences between the three…

Q: 5. The table shows how the cost of a carne asada taco at my favorite taco stand has increased as…

A: (a) The regression line using the TI calculator is: Select STAT > Edit > Enter the values of…

Q: A midsize mobile carrier keeps records of complaints received from its customers. Complaints for…

A: Given the frequency distribution of different customer complaints is,Type of complaint frequency…

Q: In a student survey, fifty-two part-time students were asked how many courses they were taking this…

A: # of Courses Frequency Relative Frequency Cumulative Frequency 1 17 0.3269 17 2 22 0.4231 39 3…

Q: 0 part-time students were asked how many courses they were taking this term. The (incomplete)…

A: Given information: It was stated that part-time students were asked how many courses they were…

Q: The ages (in years) and heights (in inches) of all pitchers for a baseball team are listed. Find the…

A: Coefficient of Variation :  The Coefficient of Variation (CV) is a typical measure of variation,…

Q: Complete the table: # of movies watched Frequency 0 3 1 8 2 9 3 4 4 1 Relative Cumulative Enter the…

A: We know that the relative frequency is given by; Relative Frequency=FrequencyTotal Frequency

Q: Less than 1-2 3-4 5-9 10-14 15 or More Row 1 Year Years Years Years 112 Years 77 Years 118 Total 452…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: heights needed.) Enter your answer in the answer box and then click Check Ans 2 parts 以8 d

A: Coefficient of variation is defined as the ratio of the standard deviation to its mean expressed in…

Q: Need help to create a frequency histogram with this data. My intent is to show frequency by gender…

A: From the given data values, The frequency distribution table is, class Men Women Men with…

Q: Create a line graph of the data using Excel. For how many of the years was the deficit greater than…

A: A  line graph is a special type of chart which displays information as a series of data points…

Q: Find the range for the given data.   The amount that Jeremy has saved in each of the last six months…

A: We have given that  The amount that Jeremy has saved in each of the last six months is shown below.…

Q: The following data represents the temperature of a town in degrees. DATA: Observation 1 2 3 4 5 6 7…

A: here data are : 5,0,-19,-7,37,-10,-9,46,57 sample size(n) = 9

Q: Calculate the range of the price of gas. Give your solution to the nearest cent

A:

Q: The first 6 months of tracking you found you spent the following amounts (rounded to the nearest…

A:

Q: rade on Business Statistics Exam A: 90-100 B: 80-89 C: 65-79 D: 50-64 F: Below 50 Total Frequency 60…

A: It is given that a frequency distribution table.

Q: The ages (in years) and heights (in inches) of all pitchers for a baseball team are listed. Find the…

A: Given height weight 71 27 74 25 71 25 82 26 80 24 77 27 74 29 80 29 79 29 72…

Q: Grade on Business Statistics Exam A: 90-100 B: 80 - 89 C: 70 - 79 D: 60-69 F: 60 below Total:…

A: Given table is Grade on business statistics exam Frequency Relative frequency A: 90-100   0.07…