1.Jim Smith, a marketing student, observed how much each customer spent in a local convenience store.
$ | 16.21 | $ | 4.33 | $ | 13.55 | $ | 8.40 |
13.30 | 8.15 | 12.35 | 9.91 | ||||
12.10 | 9.66 | 6.45 | |||||
6.20 | 23.45 | 4.58 | |||||
a. Based on the above results, prepare a frequency distribution.
Intervals | Frequency | |||
$ | 0 | – | $ 5.99 | |
$ | 6.00 | – | $11.99 | |
$ | 12.00 | – | $17.99 | |
$ | 18.00 | – | $23.99 | |
2.
Use the following table.
Truck current cost | 2012 | $ | 47,500 |
Truck base year's cost | 2008 | $ | 32,500 |
Calculate the price relative. (Round your answer to the nearest tenth percent.)
Price relative %
3.Use the following table:
Value | Frequency | |
6 | 4 | |
10 | 5 | |
4 | 11 | |
6 | 4 | |
Find the weighted mean. (Round your answer to the nearest tenth.)
4.Angie’s Bakery bakes bagels. The June production is given below.
340 | 380 | 340 | 310 | 340 |
340 | 340 | 190 | 380 | 190 |
340 | 270 | 340 | 340 | 380 |
340 | 310 | 190 | 340 | 190 |
340 | 270 | 310 | 380 | 340 |
310 | 380 | 340 | 340 | 380 |
Find the weighted mean. (Round answer to the nearest whole number.)
5.Use the following table:
$ | 397 | $ | 330 | $ | 375 | $ | 418 | $ | 412 |
349 | 449 | 493 | 211 | 301 | |||||
230 | 532 | 348 | 283 | 581 | |||||
Prepare a frequency distribution from the above weekly salaries of teachers at Moore Community College. Use the following intervals:
Salaries | Frequency | |||
$ | 200 | – | $299.99 | |
300 | – | 399.99 | ||
400 | – | 499.99 | ||
500 | – | 599.99 | ||
\ |
How many degrees on a circle graph would each be given from the
following? (Round your answers to the nearest
tenth.)
Wear digital watch | 47 | % | o | |
Wear traditional watch | 51 | % | o | |
Wear no watch | 2 | % | o | |
Use the following table:
Courses | Credits | Grade |
Computer Principles | 6 | D |
Business Law | 7 | F |
Logic | 6 | A |
Biology | 8 | C |
Marketing | 7 | D |
A = 4, B = 3, C = 2, D = 1, F = 0
Calculate the grade-point average. (Round your answer to 2
decimal places.)
Grade-point average
1.Jim Smith, a marketing student, observed how much each customer spent in a local convenience store. $ 16.21 $ 4.33 $ 13.55 $ 8.40 13.30 8.15 12.35 9.91 12.10 9.66 6.45 6...
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