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Secure l https://learn hawkeslearning.com/Portal/Lesson/lesson certify save 8 End certify Lesson: 2.1 Frequency Distributions Question 1 of 7, Step 1 of 7 0/21 Correct Consider the following data representing the price of plasma televisions (in dollars). 1243 1488 1384 1431 1394 1475 1378 1364 1329 1344 1329 1417 1229 1245 1404 1331 1440 1427 1473 1443 1415 Price of Plasma Televisions (in Dollars) class Frequency class Boundaries Midpoint Relative Frequency cumulative Frequen 1192-1241 1242-1291 1292-1341 1342-1391 Answer

Explanation / Answer

We have

The lower class boundary =Lower limit - 0.5 and

The upper class boundary =upper limit + 0.5

Relative frequency= frequency of class/Total frequency

                               Price of plasma Televisions Classes Frequency Class Mid Relative Cumulative boundaries point Frequency Frequency 1192 to 1241 1 1191.5,1241.5 1265.5 1/10=0.1 1 1242 to 1291 3 1241.5,1291.5 1266.5 3/10=0.3 1+3=4 1292 to 1341 3 1291.5,1341.5 1316.5 3/10=0.3 4+3=7 1342 to 1391 3 1341.5,1391 1366.5 3/10=0.3 7+3=10

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