Here is a FDT for a small data set:
data | freq |
---|---|
32 | 3 |
33 | 4 |
34 | 3 |
35 | 4 |
36 | 6 |
Find the following measures of central tendency.
mean =
median =
mode =
midrange =
An intelligence test that has a maximum time for completion of 45 minutes was recently administered to a group of 21 people. Their respective times for completion (in minutes) were as follows. 24, 26, 31, 32, 33, 34, 36, 36, 37, 38, 38, 39, 39, 41, 42, 42, 42, 42, 43, 44, 44 Frequency 1 1 OLA 20 25 30 35 40 Time for completion in minutes) (a) Which measures of central tendency do not exist for this data set?...
The symmetrical part options are: No/Yes, Mode/Mean, Equal to/Greater than/Less than, Median/Mode, then picture shown 3. Measures of central tendency, problem 2 Aa Aa The manager of a men's store observes the waist size (in inches) of trousers sold yesterday: 48, 28, 32, 30, 33, 32, 32, 40, 34, 33 What are the mean, median, and modal values? Select the values equal to or closest to your results. Mean 34.2 Median32.5 e32 Is the distribution symmetrical? No because the is...
A survey of 23 retirees was taken. Among other things, the retirees were asked to report the age at which they retired. Here are those 23 ages (in years). 33, 47, 49, 49, 52, 58, 59, 59, 61, 64, 64, 65, 66, 66, 67, 67, 68, 69, 71, 71, 74, 74, 76 Frequency 10 10+ 4 2+ 01A 30 40 50 60 Age (in years) 70 80 (a) For these data, which measures of central tendency take more than one...
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 24 recent ratings. 10, 16, 18, 24, 26, 31, 35, 36, 41, 41, 41, 50, 56, 57, 57, 59, 61, 62, 68, 75, 78, 81, 85, 86 (a) For these data, which measures of central tendency take more than one value? Choose all that apply. Mean Median Mode None...
Guadalajara Tours' daily sightseeing trip has a capacity of 55 people. Each day, tour officials record the number of people making the trip. The data for a selection of 21 summer days are as follows. 33, 38, 42, 43, 44, 44, 46, 47, 48, 48, 49, 49, 51, 51, 51, 52, 53, 54, 54, 54, 54 Send data Frequency OLAL 30 35 40 45 Number of people on trip 50 55 Mean (a) For these data, which measures of Median...
The following data set represents some scores in 10 replications. Based on this daK seft answer questions Q.1 and 2: 26 56 60 21 11 27 44 23 22 60 Q.1. The data above indicate the number of cars that have been sold by a car dealer in the last 10 weeks. Draw histogram for this data and fill out following table for the same data. Relative Class Frequency 10sx30Frequency 30 sx<50 50 sx<70 Q2.2. Calculate mean and standard deviation...
1) Given the data set below 25 52 68 23 78 89 56 90 32 78 45 48 62 54 94 69 46 79 40 33 21 57 84 54 22 34 68 63 61 76 87 78 39 50 70 60 32 65 73 45 28 82 66 79 71 80 42 66 24 90 For the dada of Problem 1, find the approximate mean using the Frequency Distribution from problem 1 3) Find the Median of the data...
The following list contains the average annual total returns (in percentage points) for 23 mutual funds. The mutual funds appear in an online brokerage firm's "all-star" list. -9, -3, -2, 1,4,5,6,9, 11, 11, 14, 14, 15, 17, 19, 21, 22, 22, 26, 28, 34, 34, 39 Send data to Excel Frequency 4 40 10 0 10 20 30 Annual total retum (in percent) Mean (a) Which measures of central Median tendency do not exist for this data Mode set? Choose...
Question 4 1 pts For a set of 50 numbers a researcher calculates the following measures of central tendency: mode = 5, median = 40, mean = 60. This distribution of this data would be considered: negatively skewed bimodal positively skewed normal
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...