If one student is randomly chosen from the group, what is the probability that the student is female and chose "outside employment" as their most likely activity on a Saturday morning? 0.26 0.52 0.25 0.13

Q: Suppose that 70% of college women have been on a diet within the past 12 months. A sample survey…

A: Correct answer is 0.0371

Q: A Food Marketing Institute found that 42% of households spend more than $125 a week on groceries.…

A: It was found that 42% of the households spend more than $125 on groceries.That is, the population…

Q: The student body of a large university consists of 60% female students. A random sample of 8…

A:

Q: It is estimated that 35% of households own a riding lawnmower. A sample of 15 households is studied.…

A:

Q: [Q3] A sample of 200 people are classified as below. If a person is picked at random from this…

A: Total no: of persons, n=250 M-male F-female no: of male, n(M)=128 no: of female, n(F)=122…

Q: Seventy-six percent of toddlers get their recommended immunizations. Suppose that 6 toddlers are…

A: Given,p=0.76n=6

Q: Suppose the number of motor-vehicle fatalities in a city during a week had an average of 8…

A: Number of events that can occur in an interval is the poisson random variable. The poisson…

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: We want to find out the correct answer for given question

Q: The average number of automobiles per minute stopping for a gas at a particular service station…

A: Let us denote: X=the number of automobiles per minute stopping for gas at a particular service…

Q: A research study uses 800 men under the age of 60. Suppose that 40% carry a marker on the male…

A: From the given data P=40%=0.40

Q: Teens who Prefer Hard Copy Book vs eBook Hard Copy Enjoy Both eBook 22 14 26

A:

Q: Suppose the city posted workers at the intersection and over five week period it counted 23,456…

A:

Q: If one student is randomly chosen from the group, what is the probability that the student chose…

A: Given problem Given that     Homework Housework Outside Employment Recreation Other Total…

Q: A recent survey found that 70% of all adults over 50 wear sunglasses for driving. In a random sample…

A:

Q: During July, a car dealership sold 24sedans, 15trucks, 9SUVs, and 6coupes. Based on these…

A:

Q: A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male…

A: Given info: A survey of 200 people was conducted to see if they smoke.

Q: Suppose the prevalence of alcoholism among college students is 20% among those living in group…

A: It is given that the prevalence of alcoholism(A) among college students is 20% among those living in…

Q: In a police report submitted by the Cordillera Police Station, poverty is the main reason mentioned…

A: Solution: Let X be the number of crimes resulted from poverty as the main reason for committing…

Q: It has been observed that 23% of all new cars sold by a dealership were white.   A study was…

A: Binomial distribution:The probability mass function for binomial distribution is,

Q: A marketing firm would like to test-market the name of a new energy drink targeted at 18- to…

A:

Q: A marketing firm would like to test-market the name of a new energy drink targeted at 18- to…

A: Given: A marketing firm would like to test-market the name of a new energy drink targeted at 18- to…

Q: According to govemment data, the probability that a woman between the ages of 25 and 29 was never…

A:

Q: In the United States, 75 percent of adults wear glasses or contact lenses. A random sample of 10…

A: A random variable X, is said to follow binomial distribution if the probability mass function of X…

Q: A hospital finds that 25% of its accounts are at least 1 month in arrears. A random sample of 450…

A: Let us denote: X=the number of accounts that were at least 1 month in arrearsGiven that n=sample…

Q: (a) Before 1918, in a random sample of 11 wolves spotted in the region, what is the probability that…

A: i)The probability that 8 or more were male is given by P(X≥8) = 0.1911 Excel formula used:…

Q: According to IDC, 70% of smartphones in the world use Google’s Android operating system in the…

A: Given: 70% of smartphones in the world use Google’s Android operating system in the fourth quarter…

Q: It is known the 60% of toddlers have too much screen time. A randome sample of 8 toddlers were…

A: Ans - Given, 60% of toddlers have too much screen time. Using binomial distribution  With parameter…

Q: 10. Of students ages 16 to 18 with A or B averages who plan to attend college after graduation, 78%…

A: 11) Let X be the random variable which denotes the students didn't cheat. n=10p=0.22  (as…

Q: In 2009, the Gallup-Healthways Well-Being Index showed that 63.1% of adults in the U.S. were either…

A:

Q: It is estimated that 55% of households own a riding lawnmower.  A sample of 20 households is…

A:

Q: A machine that fills boxes of cereal underfills a certain proportion p. If 25 boxes are randomly…

A:

Q: A marketing firm would like to test-market the name of a new energy drink targeted at 18- to…

A:

Q: 10. A movie theatre estimated that when a random ticket holder is VIP, there is a 1/7 chance that…

A: Given information: PPerson will be over 30 years old=17PWomen=25

Q: About 35% of Americans will admit that they waste time regularly at work. A poll of 100 Americans is…

A:

Q: The following two-way table describes student's after school activities. Find the probability that a…

A: The data is given by   Sports Music/Drama Work Total Sophomore 20 7 3 30 Junior 20 13 2 35…

Q: Employment data at a large company reveal that 55 % of the workers are married, that 41 % are…

A: these are the correct answers provided by us

Q: In a of the population. It is known that 20 per cent of the males and 5 per cent of the females are…

A: Given : P(Male) = 0.5 P(Female) = 0.5 U = Unemployed , E = Employed P( U | Male) = 0.2 P(U | Female)…

Q: HELP

A:

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: Given : Sample size = 437 Number of people who said they visited a state park in last 6 months = 129

Q: A flu test shows that about 31% of all patients visited the hospital. Suppose that 90 patients…

A:

Q: A survey of 200 people was conducted to see if they smoke.   The results are shown in the table.…

A: The provided data is,

Q: Fifty-three percent of U.S. households have a personal computer. In a Random sample of 250…

A: It is an important part of statistics. It is widely used.

Q: 16% of individuals insured by AllState have received at least one traffic ticket.  For a sample of…

A: From the provided information, 16% of individuals insured by All State have received at least one…

Q: Based on the table that is attached below, what is the probability that a randomly selected man…

A: Given a data table using the table we have to find what is the probability that a randomly selected…

Q: It is estimated that 45% of households own a riding lawnmower.  A sample of 15 households is…

A: we want to find the probability that exactly 7 of these on a riding lawnmower

Q: The 2010 census found that 13.9% of adults in the United States identified themselves as being of…

A:

Q: Sixty-three percent of U.S. households have a personal computer. In a random sample of 400…

A: Let p be the proportion of households have a personal computer. Given that p = 0.63 Let X denote the…

Q: It has been observed that 23% of all new cars sold by a dealership were white. A study was conducted…

A:

Q: 23 seconds is equally likely.What is the probability that a randomly chosen eight- week-old baby…

A: Given : Lower limit,a = 0 Upper limit,b = 23

Q: Of the last 6 trains to arrive at Westminster Station, 3 were on time. What is the experimental…

A: There are totally 6 trains to arrive at Westminster Station in which 3 were on time.