R4.2. Workers A company's human resources officer reports a breakdown of employees by job type and sex shown in the table. Job Type Male Management 7 Supervision 8 Production 45 Sex Female 6 12 72 a) What's the probability that a worker selected at random is i) female? ii) female or a production worker? iii) female, if the person works in production?

Q: 1. What is the probability that a randomly chosen person from the survey works in the city and takes…

A: Using the basic concept of probability:Probability = X/Nwhere:X = number of favorable outcomesN =…

Q: In a survey of 160 people, the following data were obtained relating gender to color-blindness:…

A: According to our guidelines we can answer only three subparts. Please repost the question for…

Q: 1.) Problem : Young Adult Residences According to the Bureau of the Census, the following statistics…

A:

Q: 3. In the mass production of bolts it is found that 5% are defective. Bolts are randomly selected…

A: Givenn=10p=0.05Let X=no.of defective boltsX~Binomial (n=10 , p=0.05)P(X=x)=10x 0.05x 1-0.0510-x   ;…

Q: Probability The following table shows the distribution of murders by type of weapon for murder cases…

A: Given Information: The table represents the distribution of murders by type of weapon for murder…

Q: b). In a class of 30 students, 17 are boys and the rest are girls. On a monthly math’s test, four…

A: A         not A           totalboy             4           13…

Q: 20. The table represents the results in which 200 people were asked their means of travel to work.…

A: The table shows the results in which 200 people were asked their means of travel to work.

Q: 28% of all college students major in STEM (Science, Technology, Engineering, and Math). If 33…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Given a woman has positive mammography, what is the probability she has breast cancer?

A: Let us define some events A : a woman has breast cancer. B : a woman does not have breast cancer. E…

Q: In a particular college, it is estimated that 1/4 of the students drink, 1/8 of the students smoke…

A: Given thatDefine events E1: student drink E2: student smoke P(E1)=1/4 P(E2)=1/8P(E1∩E2)=1/10We have…

Q: 10) Refer to the table which summarizes the results of testing for a certain disease. Positive Test…

A: Obtain the probability the subject does not have the disease given that the test result is positive.…

Q: A population proportion is 0.59. Suppose a random sample of 661 items is sampled randomly from this…

A:

Q: A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke),…

A: Given:   Smoke Not smoke Total 18 - 22 40 160 200 23-30 31 99 130 31-40 30 70 100 Total…

Q: 5. The probability that Stu doesn't do his homework is 3/4. The probability that his teacher…

A:

Q: 22. In shooting arena there are 5 different guns. Probability of hitting aim from gun1 is 0.5.…

A: Given that :The probability of hitting aim from gun 1 is=0.5. So the probability of not-hitting aim…

Q: In a survey of 176 people, the following data were obtained relating gender to political…

A: As per our guidelines  we are suppose to answer only one question. Required probability is P(male)

Q: 7. In this electric billiards game, the ball is so likely to fall to one side or the other after…

A: By classical definition of probability, the probability of an event is ratio of the number of cases…

Q: 9. The probability that an American industry will locate in Shanghai, China is 0.7. The probability…

A: Given P(Shanghai) = 0.7 P(Beijing) = 0.4 P(Either Shanghai or Beijing) = 0.8

Q: Suppose a math class contains 37 students. There are 23 females (four of whom speak Spanish) and 14…

A: From the given information we make a table   Male Female Total Speaks Spanish 4 4 8 Do not…

Q: Two call center agents are considered to be awarded as "Employee of the Month." The team leader will…

A: Solution  We know E(X)=∑x*P(X=x)x        =5*0.16+10*0.33+15*0.25+20*0.20+25*0.06…