The frequency distribution is:
cumulative | ||||||||
lower | upper | midpoint | width | frequency | percent | frequency | percent | |
30,000 | < | 34,999.99 | 32,500 | 5,000 | 4 | 8.3 | 4 | 8.3 |
35,000 | < | 39,999.99 | 37,500 | 5,000 | 13 | 27.1 | 17 | 35.4 |
40,000 | < | 44,999.99 | 42,500 | 5,000 | 16 | 33.3 | 33 | 68.8 |
45,000 | < | 49,999.99 | 47,500 | 5,000 | 8 | 16.7 | 41 | 85.4 |
50,000 | < | 54,999.99 | 52,500 | 5,000 | 3 | 6.3 | 44 | 91.7 |
55,000 | < | 59,999.99 | 57,500 | 5,000 | 0 | 0.0 | 44 | 91.7 |
60,000 | < | 64,999.99 | 62,500 | 5,000 | 2 | 4.2 | 46 | 95.8 |
65,000 | < | 69,999.99 | 67,500 | 5,000 | 1 | 2.1 | 47 | 97.9 |
70,000 | < | 74,999.99 | 72,500 | 5,000 | 0 | 0.0 | 47 | 97.9 |
75,000 | < | 79,999.99 | 77,500 | 5,000 | 0 | 0.0 | 47 | 97.9 |
80,000 | < | 84,999.99 | 82,500 | 5,000 | 0 | 0.0 | 47 | 97.9 |
85,000 | < | 89,999.99 | 87,500 | 5,000 | 1 | 2.1 | 48 | 100.0 |
48 | 100.0 |
The histogram is:
The data is:
32122 |
45539 |
34216 |
35012 |
41492 |
41752 |
48064 |
45657 |
51673 |
42019 |
43234 |
39693 |
39583 |
42412 |
41374 |
41583 |
43578 |
48116 |
68497 |
45818 |
50675 |
64863 |
86017 |
60787 |
33838 |
40799 |
37267 |
41383 |
45535 |
44994 |
53056 |
35099 |
40803 |
41471 |
38971 |
34687 |
44677 |
42935 |
38719 |
38839 |
37005 |
42495 |
39792 |
37814 |
47451 |
45978 |
37680 |
39653 |
These are my instructions: Your data should have been read in from the data file and stored into an array. Next you need to calculate the following and display in a single Message box: Average score Highest score Lowest score Mode of the scores Your program should be written using methods and should be well documented internally and externally. Your output should be displayed using Message boxes. This is the .text file to use with the instructions: 20 21 22...
Sample Data Sample Data Hour Sample Taken Hour Sample Taken 1 4 5 X 1 3 1 42 2 3 4 5 6 2 39 36 25 60 28 53 22 56 41 34 43 45 59 42 36 40 45 39 48 26 42 34 61 48 45 29 3 31 61 38 40 54 26 38 42 37 41 53 37 47 41 37 29 20 26 43 38 33 37 37 35 33 36 41 25 37...
Do the Academy Awards involve discrimination based on age? Listed below are the ages of actresses and actors at the times that they won Oscars in the Best Actress and Best Actor categories. the ages are listed in order, beginning with the first Academy Awards ceremony in 1928. (Note: in 1968 there was a tie in the Best Actress category, and the mean of the two ages is used; in 1932 there was a tie in the Best Actor category,...
Inferences from Two Samples chapter Listed below are the ages of actresses the awards ceremony, but the ages in and actors at the times that they won the table below are based on the birth Oscars for the categories of Best Actress date of the winner and the date of the and Best Actor. The ages aze listed in awards certmony) chronological otder by row, so that cor- responding locations in the two tables Analyzing the Results are from the...
For a population, the value of the standard deviation is 2.77. A random sample of 35 observations taken from this population produced the following data. 42 52 42 31 28 36 50 29 46 37 32 27 33 41 47 40 28 46 34 39 48 25 35 37 38 46 48 39 29 31 44 41 37 38 46 Round your answers to 2 decimal places. a. What is the point estimate of μ? _____ b. Make a 98%...
А - B с D E F G H J K L Points 95% Confidence Interval for Average Age of Online College Students: 1 Age 2 3 4 5 Sample Mean: Sample St. Dev: Sample Size: 31.29 10.18 21.9 mil 1 6 7 2 Distribution: T-Distribution 2 Critical Value: *2 decimals 2 1 1 Margin of Error: Lower Bound: Upper Bound: *2 decimals Calculation: *2 decimals Calculation: *2 decimals Calculation: 2 Interpret 95% Confidence interval for Proportion of Male Online...
fx A B с D E F G H 1 J K L M N 1 2 3 High-Low Calculation High Low Change 4 5 6 7 Variable Cost per unit 8 9 Total Fixed Costs 10 11 12 Cost Function 13 14 Regression Cost Function 15 16 17 18 Professional Hours 225 113 387 412 258 146 275 364 190 484 251 377 264 169 338 437 165 358 471 492 328 359 174 394 386 279 314 283...
In the graph above which of the following has the largest molecular size? 1 2 3 4 not enough information to determine 0.35 0.3 o 0.25 o 0.2 20.15 0.1 0.05 CN 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 5354 Fraction
A random sample of 45 people was asked to record the number of kilometres travelled by a minibus in a given week. The distances, to the nearest kilometre, are shown below: 32 37 52 42 42 42 40 61 48 45 49 32 49 44 44 49 44 33 37 32 33 36 32 39 46 45 41 22 39 39 43 40 40 49 42 36 51 44 43 46 (i) Construct a grouped frequency distribution using the classes...
NUMBER OF PEOPLE 10.2 10.0 10.1 8.5 10.2 8.2 8 Source: United States Census. 11. In the Sanitary District of Chicago, operating engineers are hired on of a competitive civil-service examination. In 1966, there were 223 appl for 15 jobs. The exam was held on March 12; the test scores are s arranged in increasing order. The height of each bar in the histogram next page) shows the number of people with the correspondin examiners were charged with rigging the...