Problems The SAT scores for the 40 prospective students applying to the accounti

Question

Problems The SAT scores for the 40 prospective students applying to the accounting program at a local college are listed below 1 1010 1020 1320 990 890 900 970 880 1230 1050 1200 1020 1030 1300 1200 970 920 1010 1340 1150 1180 980 1080 1120 1090 1200 920 980 1220 1070 1190 1120 1040 1010 1110 1160 1120 1250 1030 1280 a. How many classes would you suggest for the data? b. what should be the class width? c. What should be the lower boundary of the first class? d. Create the frequency distribution e. Create a relative frequency distribution f Create a cumulative frequency distribution. 2 The number of rounds of golf played per day during the month of July at Hidden River Golf Club is listed below: 92 80 91 86 93 88 104 90 103 81 86 88 93 88 88 94 99 97 97 96 85 82 86 91 104 79 92 88 75 84 a. How many classes would you suggest for the data? b. what should be the class width? c. What should be the lower boundary of the first class? d. Create the frequency distribution e. Create a relative frequency distribution Create a cumulative frequency distribution

Explanation / Answer

1

a) I would suggest 5 classes

b) Class width would be 93

c) Lower limit is 880 so lower boundary is 879.5

d. e, f)

Class limits Frequency Relative Frequency Cummulative Frequency 880 - 972 7 0.175 7 973 - 1065 14 0.35 21 1066 - 1158 7 0.175 28 1159 - 1251 8 0.2 36 1252 - 1344 4 0.1 40

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