i need help with question # 5 & 6 & 7 group of 79 Macomb Community College stude

Question

i need help with question # 5 & 6 & 7

group of 79 Macomb Community College students how far they commute to the liquor store from go to the liquor store from home. The results are given below. Determine the first 5) Katie asked a home each time they quartile using the L n method 100 Miles traveled Frequency 12 18 10 10 10 6) The resulís of a survey of 200 bowtie distributors in Italy indicate that the 25th percentile of the yearly income from bowties was $45000 and the 75th percentile was $76000. The minimum value was $20,000, the median was $60,000, and the maximum was $100,000. Use this information to construct a boxplot for the yearly income from bowties. 7) A student named Jim was shocked at the price of his textbooks this semester. So, he asked ten Macomb Community College students how much they paid for textbooks this semester. The sample data follows Would any of the prices be considered an outlier? Explain using the Q1-1.5IQR and Q3 + 1.5IQR. 375, 210, 150, 147, 429, 189, 320, 580, 407, 180. B-2

Explanation / Answer

Solution

5. First quartile is the 25% value i.e. P25

so k = 25 and n = 79

L= (k/100)n

so, L = (25/100)79 = 19.75

i.e. at mile traveled cumulative frequency = 32 i.e. after the 19.75 so

first quartile = 4 miles

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