1. The following data represent glucose blood levels (mg/100 ml) after a 12-hour fast for a random sample of 40 women XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX69 83 a. Make...


1. The following data represent glucose blood levels (mg/100 ml) after a 12-hour fast for a random sample of 40 women.






















































80



84



77



65



46



80



70



75



45



101



71



109



73



73



80



72



81



63



74



45



66



83



71



76



64



59



59



76



82



80



81



85



77



82



90



87



72



79



69



83



a. Make astem-and-leaf display of the glucose blood levels distribution. (10 points)


Use
seven
classes to answer parts b, c, and d.


b. Find the class width and the upper and lower class limits. (10 points)


c. Make a frequency table showing frequencies
and
relative frequencies. (10 points)


d. Based on your answer to part c, which is the most likely range of glucose blood levels for women after a 12-hour fast? (10 points)


e. Make a histogram showing class boundaries. (10 points)


2. Driving under the influence of alcohol (DUI) is a serious offense. The following data give the ages of a random sample of 50 drivers arrested while driving under the influence of alcohol.


46 16 41 26 22 33 30 22 36 34


63 21 26 18 27 24 31 38 26 55


31 47 27 43 35 22 64 40 58 20


49 37 53 25 29 32 23 49 39 40


24 56 30 51 21 45 27 34 47 35


a. Make a stem-and-leaf display of the age distribution. (10 points)


Use
seven
classes to answer parts b, c, and d.


b. Find the class width and the upper and lower class limits. (10 points)


c. Make a frequency table showing frequencies
and
relative frequencies. (10 points)


d. Based on your answer to part c, which is the most likely age range of a driver arrested while driving under the influence. (10 points)


Make a histogram showing class boundaries. (10 poin
May 21, 2022
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