Coursepack, p. 477 MAT 133: Ch. 2 Review WS p.2 2. Gonorrhea is an infection caused...

Transcribed Image Text:

Coursepack, p. 477 MAT 133: Ch. 2 Review WS p.2 2. Gonorrhea is an infection caused by a sexually transmitted bacterium that infects both males and females. The following table shows the number of people infected in the U.S. in 2018. (Source: www.cdc.gov) StatCrunouch: MAT 133 (FA20) Ch 2 Review WS #2 Data a) Fill in the table (Give 3 decimal places for both relative frequency columns) Cumulative Age Group Class Midpoints Frequency Relative Frequency Cumulative Frequency Relative Frequency 10-14 12.5 2358 0.004 2358 0.004 15-19 17,5 84637 0.159 86995 0.163 20-24 22.5 146198 0.274 233193 0,437 25-29 27,5 117550 0.22 350743 0.657 30-34 32.5 79201 0.148 42994 0.806 35-39 375 50027 0.094 479971 0.9 40-44 42.5 30571 0,057 510542 0.957 45-49 47,5 8912 0.017/519454 0.974 50-54 52.5 5941 0.011 525395 0.985 55-59 57.5 4128 0.008 529523 0.993 60-64 62.5 2752 0.005 532275 0.998 65+ 67.5 1178 0.002 5334531 Total 533453 b) How many people were infected with Gonorrhea total in 2018? 200 c) What is the lower class limit of the 7th class? +4 44 1 d) What is the class width? 12 e) What appears to be the shape of this distribution? f) What percentage of those infected are aged 29 or younger? g) What percentage of those infected are between the ages of 40 and 59? h) Of all those infected, which age group has the most people with Gonorrhea? What percentage is in this largest group? group may be so large? What are some reasons that age AA Coursepack, p. 477 MAT 133: Ch. 2 Review WS p.2 2. Gonorrhea is an infection caused by a sexually transmitted bacterium that infects both males and females. The following table shows the number of people infected in the U.S. in 2018. (Source: www.cdc.gov) StatCrunouch: MAT 133 (FA20) Ch 2 Review WS #2 Data a) Fill in the table (Give 3 decimal places for both relative frequency columns) Cumulative Age Group Class Midpoints Frequency Relative Frequency Cumulative Frequency Relative Frequency 10-14 12.5 2358 0.004 2358 0.004 15-19 17,5 84637 0.159 86995 0.163 20-24 22.5 146198 0.274 233193 0,437 25-29 27,5 117550 0.22 350743 0.657 30-34 32.5 79201 0.148 42994 0.806 35-39 375 50027 0.094 479971 0.9 40-44 42.5 30571 0,057 510542 0.957 45-49 47,5 8912 0.017/519454 0.974 50-54 52.5 5941 0.011 525395 0.985 55-59 57.5 4128 0.008 529523 0.993 60-64 62.5 2752 0.005 532275 0.998 65+ 67.5 1178 0.002 5334531 Total 533453 b) How many people were infected with Gonorrhea total in 2018? 200 c) What is the lower class limit of the 7th class? +4 44 1 d) What is the class width? 12 e) What appears to be the shape of this distribution? f) What percentage of those infected are aged 29 or younger? g) What percentage of those infected are between the ages of 40 and 59? h) Of all those infected, which age group has the most people with Gonorrhea? What percentage is in this largest group? group may be so large? What are some reasons that age AA