A California study concluded that by following 7 simple health rules a man's life can be extended by 11 years on the average and a woman's life by7 years. These 7 rules are as follows: no smoking, regular exercise, use alcohol moderately, get, 7 to 8 hours of sleep, maintain proper weight, eat.breakfast, and do not eat between meals. In how many ways can a person adopt four of these rules to follow(a) If the person presently violates all 7 rules?(b) If the person never drinks and always eats break-fast?

Combination: A combination is a selection of items from a group of items, where the order of…

Answered: A California study concluded that by…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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in your post, please go through the problem word for word and fill in each bubble. Failure to follow these instructions or any deviation from the steps in the following question will result in a downvote.
Find the missing values marked xx and yy in the following contingency table. Age Group Preferred Form of Exercise Total Running Biking Swimming Under 35 years 149 136 yy 364 35 years or older 48 xx 38 141 Total 197 191 117 505 A. xx = 55, yy = 79 B. xx = 103, yy = 77 C. xx = 103, yy = 79 D. xx = 55, yy = 77
On the right is a contingency table for active Naval military personnel, cross-classified by marital status and pay grade. Complete parts (a) through (f) below. c. How many are enlisted and have a civilian marriage? There are______that are enlisted and have a civilian marriage. d. How many are either enlisted or have a civilian marriage? There are______that are either enlisted or have a civilian marriage. e. How many are neither enlisted nor have a civilian marriage? There are ______that are neither enlisted nor have a civilian marriage. f. How many do not have a joint service marriage? There are______that do not have a joint service marriage.
A. The Computer Geek Org has 23 members: 3 freshmen, 5 sophomore, 7 junior, and 8 senior students. If you are going to pick a certain number of name/s at random, at least how many should you pick to make sure that you have 2 students with the same year level? Use the pigeonhole principle and state your conclusion.
A bagel shop has bagels in the following six varieties: plain, sesame, onion, blueberry, asiagocheese, and everything. Assuming there are at least 20 bagels of each variety, how many waysare there to choose 20 bagels...a. with no restrictions.b. with three or fewer blueberry bagels.c. with three or fewer blueberry bagels and three or fewer onion bagels.
2. An emergency committee consisting of 12 health's officer staffs is chosen from 10 doctors and 12 nurses. Calculate the number of ways the committee is made up of: a. 5 doctors and 7 nurses. b. not more than 6 doctors. c. at least 3 doctors and 4 nurses.
A corporation must appoint a president, chief executive officer (CEO), chief operating officer (COO), and chief financial officer (CFO). It must also appoint a planning committee with three different members. There are 16 qualified candidates, and officers can also serve on the committee. Complete parts (a) through (c) below. a. How many different ways can the officers be appointed? There are different ways to appoint the officers. b. How many different ways can the committee be appointed? There are different ways to appoint the committee. c. What is the probability of randomly selecting the committee members and getting the three youngest of the qualified candidates? P(getting the three youngest of the qualified candidates) = (Type an integer or a simplified fraction.)
3.118 U.S. ZIP codes. The nine-digit ZIP code has become an integral part of the U.S. postal system. a. How many different ZIP codes are available for use by the postal service? (Assume that any nine-digit number can be used as a ZIP code.) b. The first three digits of a Chicago ZIP code are 606. If no other city in the United States has these first three digits as part of its ZIP, how many different ZIP codes can exist in Chicago?
A life insurer classifies insurance applicants according to gender (i.e male or female ) and smoking habits (smoker or non smoker). The result for a large group of applicants are: 1) 75% of male 2) 75% of non-smokers 3) 5% are female smokers. What percentage are male non-smokers
nuclear power station is to be built on one of 20 possible sites. A team of engineers is commissioned to examine the sites and rank the three most favourable in order. In how many ways can this be done? a. 4840 O b. 9640 3686 6840 O O C. d. O

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