A store owner recorded the number of customers purchased daily in 8 business days.
12 15 11 10 15 20 18 11
For the above data set, find the mean, median, midrange, and mode.
Show calculation steps.
A store owner recorded the number of customers purchased daily in 8 business days. 12 15...
Math -140 Signature Assignment The corner Convenience store kept track of the number of paying customers it had during the noon hour each day for 100 days. The resulting statistics are rounded to the nearest integer: mean = 95 median = 97 mode = 98 first quartile = 85 midrange = 93 range = 56 standard deviation = 12 third quartile = 107 a. The store served what number of paying customers during the noon hour more often than other...
The accounts manager of a large retail store is investigating the number of days that customers take to pay their invoices, the normal period being 30 days. An inspection of the payment records of 30 randomly- selected customers, revealed the following payment pattern. 35 42 34 27 32 30 24 33 27 36 30 38 26 32 28 28 39 23 17 20 31 29 30 24 25 29 31 30 19 34 1.1 Using 7 classes, each of width...
xremember to round to nearest whole number) a) 10 7) b) 13 c) 15 d) 8 Median a) 85 8) b) 4.5 c) 1 d) 3 b) 46% 9) What % of the data is greater than 7? a) 35 % c) 50% d) 25% Given the following raw data 414,21,22,30,25,27,27,18,12) construct a grouped frequency distribution with the first class being 12-15 and equal class widths lower limit-upper limit class f 3 5 b) 5 c) 4 d) 1 10)...
Alcohol Placebo 9 8 10 8 11 9 12 16 13 11 15 11 17 12 19 13 20 15 21 15 What is the mean, median, mode, and standard deviation for the alcohol group? what is the mean median, mode, and standard deviation for the placebo group? what is the most appropriate graph to use for the placebo group?
Flight 4581 travels daily from Pittsburgh to San Antonio. The flight is due into San Antonio at 5:07 p.m. The following list gives the Flight 4581 arrival time relative to 5:07 p.m. (in minutes) for a selection of 18 days. (A negative number means that the flight arrived early.) -8, -4,-3, -2,-1, 1, 2, 3, 4, 5, 6, 6, 7, 11, 16, 22, 28, 39 Frequency 8 6 4 2- -10 0 10 20 30 Arrival time relative to 5:07...
Year Annual Return Year Annual Return 9% 8% 12 14 10 4 4 12 Mean The mean, also known as the arithmetic mean, tells the The mean adds up all the observations and divides by the number of observations, as shown in the following formula value a variable is expected to take rt The mean (or average) return for this stock over the past 12 years is mean, while μ represents a or notational purposes, x-bar represents a However, they...
3.2 A customer care consultant recorded the number of enquiries from customers over a two week period. The results were as follows: 53 50 46 4 50 36 25 6 10 28 45 28 31 28 For the above data: 3.2.1 Find the mode and median 3.2.2 Calculate the mean 3.2.3 Calculate the 20th percentile 3.2.4 Calculate the standard deviation.
Show the five-number summary for the following data: 5, 15, 18, 10, 8, 12, 16, 10, 6. 5 Smallest Median Largest 10 18 8 Q3 (1 Decimal) 15 Select the correct box plot for the following data: 5, 15, 18, 10, 8, 12, 16, 10, 6. 10 15 20 10 15 20 5 10 15 20 10 15 20 5
A local franchise of a national chain of day-old pastry stores recorded the number of customers that came in to the store for five weeks this fall. These data are recorded in the attached file. The national franchisor states that the percentage of customers is distributed as follows: Sunday – 20%, Monday – 8%, Tuesday – 6%, Wednesday – 7%, Thursday – 12%, Friday – 22%, and Saturday – 25%. The manager doesn’t trust the franchisor and wants to show...
Over the past several months, customers at Stymie's department store have been asked to fill out customer satisfaction surveys. In the surveys, the customers rate their shopping experience on a scale of 0 to 100. Here are 8 recent ratings: 72, 86, 81, 56, 45, 89, 46, 32 (a) What is the mean of this data set? If your answer is not an integer, round your answer to one decimal place. (6) What is the median of this data set?...