About 12% of all college students re currently enrolled in a statistics course. A random sample of n = 45 college students is chosen. What is the probability that exactly 5 are enrolled in statistics.

Q: (d) What is the probability that a random sample of 50 students spends an average of $1450 to $1600…

A: 73. D Let x¯ is defined as the average on-campus housing cost for a semester at university which…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: From the provided information,   Has a brother Does not have a brother Total Has a…

Q: According to the Federal Communications Commission, 70% of all U.S. households have vcrs. In a…

A: The following data is given: The population proportion that US households have vcrs, p=0.7p = 0.7,…

Q: In a government aid program, the following data is collected. Of the people who attend the program,…

A: We have to find out given probabiity..

Q: Q3) A statistics class for engineers consists of 25 industrial, 10 mechanical, 10 electrical, and 8…

A: Given data: Total number of engineers = 25+10+10+8 = 53

Q: The composition of students enrolled in a statistics class 10:30-12:00, Tth is shown below. Course…

A: As per our guidelines, we are allowed to answer first question to appear only. Thanks. Please post…

Q: 3/ A marketing survey indicates that 40% of the population owns an automobile, 45% owns a house, and…

A: Let us denote A= automobile  H= house  Given that P(A)=40%=0.40  P(H)=45%=0.45 P(A and H)=20%=0.20

Q: In a class of students, the following data table summarizes how many students have a cat or a dog.…

A:

Q: In a given​ year, 1,895,051 males and 1,792,212 females were born in a certain country. If a child…

A: Given Data: The number of males born is: n(M)=1895051 The number of female born is: n(F)=1792212 The…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: From the table, we see that (4+3)=7 students have a brother. Among them, 4 students also have a…

Q: Students in a school were surveyed about their study habits. Forty-two percent of students said they…

A: Let weeknight = A and weekends=B P(A∩B) =42100=2150 P(B) =47100 P(A∪B) = 65100=1320 P(A) =? (have to…

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: In a class of students, the following data table summarizes how many students have a cat or a dog.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: About 10% of all adults deliberately do a one-time fling and feel no guilt about it. In a group of…

A: Answer: Given that: p= 0.1 , n= 7 now will use Binomial probability P(X=x)=nx*px*(1–p)n–x,where…

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: From the provided information, The table is as follow:   Red Car Not Red Car Total…

Q: C. What is the probability that a randomly selected person from this study tried to quit smoking…

A: Here AS PER GIVEN NOTE I HAVE CALCULATED PART C

Q: In Russia, 57 percent of the population use public transportation. In a sample of 10 individuals,…

A: Its binomial probability

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: The probability of union of two sets are given as, P(A or B) = P(A) + P(B) – P(A and B).

Q: Given the table: Gender Yes No Maybe Male 0.097 0.135 0.293 Female 0.165 0.159 0.151 What is the…

A: See the handwritten solution

Q: In the 2012 presidential election, exit polls from the critical state of Ohio provided the follow…

A: Let O and C denote the respondents for Obama and the respondents with college degrees respectively.…

Q: According to the table below, what is the probability that a student chosen at random will be 16 or…

A:

Q: In a certain science degree program, 25 percent of the students failed their mathematics exam, 15…

A:

Q: At a hot air balloon festival, Terrell made note of how many passengers were in each balloon and the…

A: We have to find out the probability for contingency table.

Q: Suppose in a local Kindergarten through 12th grade (K - 12) school district, 53 percent of the…

A: Given Information: 53% of the population favour a charter school for grades K through 5. Sample size…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: Given information,   Has a brother Does not have a brother Total Has a sister 3 4 7 Does not…

Q: In a class of students, the following data table summarizes the gender of the students and whether…

A: Given:   Female Male Total Has An A 5 7 12 Does Not have A 3 10 13 Total 8 17 25 Basic…

Q: An unbalanced coin is spun 150 times, and lands heads-up 102 times. What is the observed probability…

A: An unbalanced coin is spun 150 times, and lands heads-up 102 times. n(s) = 150 n(a)= 102

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: Solution

Q: According to the table below, what is the probability that the age of a student chosen at random…

A:

Q: According to a survey, 31% of teenagers could recognize a picture of legendary film star John Wayne.…

A: We have to find out given probability that Rendomly selected  teenagers could recognize John…

Q: The following table gives the percentage of service jobs at a dealership over the past month.…

A: The given table shows the percentage of service jobs at a dealership over the past month.

Q: it is estimated that 4800 of the 24,000 voting residents of a town are against a new sales tax. If…

A: Given: Number of residents against a new sales tax (x)= 4800 Total voting residents (N)=24000

Q: In a sample of ten men, it is found that six are physically fit. If four men are randomly selected…

A: General formula of probability is,  Probability = Number of favorable outcomes Total outcomes

Q: It is estimated that 26% of all California adults are college graduates and that 30% of California…

A:

Q: In a business statistics class of 30 students, 17 are boys and 13 are girls. On a unit test, 4 boys…

A: Given: The business statistics contains the 30 students that is present in the class. It mostly…

Q: Alex surveyed some students at his school, asking about their favorite sport and whether they have a…

A:

Q: In a given​ year, 1,841,277 males and 2,071,896 females were born in a certain country. If a child…

A:

Q: In a given year 2,103,001 males and 2,325,160 females were born in a certain county. If a child is…

A: Number of males = 2103001 Number of females = 2325160 Total number of child = 2103001 + 2325160 =…

Q: When a meteorologist says that there is a 30% chance of showers, what type of probability is the…

A: Given that  Based on the given data

Q: What is the probability that a female college student from this group chose "housework" as their…

A: What is the probability that a female college student from this group chose "housework" as their…

Q: In a certain community, on a particular weekday evening, the television is being watched in 85% of…

A:

Q: In Norway, approximately 22% of vehicles are electric vehicles. Which is closest to the probability…

A:

Q: In a given​ year, 1,845,909 males and 2,015,569 females were born in a certain country. If a child…

A: Solution

Q: The results of a survey of 200 adults are shown in the table. 6' or over Under 6 Total Male 14 88…

A: According to the given information, we have   6' or over Under 6' Total Male 14 88 102 Female…

Q: Alex surveyed some students at his school, asking them about their favorite sport and whether they…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

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

A:

Q: (b) What proportion of the children were 35 months or older, but less than 45 months of age when…

A: Rearrange the data set and create a frequency table from the above data given.

Q: In a company that makes sports bikes, 90% of the bikes pass final inspection and 10% fail and need…

A:

Q: In a sample of college students, 100 live on campus, 60 live with family off campus, and 40 live in…

A: We have given that 100 students live on campus. Number of students live off campus is 60+40=100…

Q: Within the general population in the 21st century, the chances of having twins are about 3 in 100…

A: Given Information: Let A be the event of getting a couple with twin baby. Let B be the event getting…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.