Number of beds in 30 random hospitals:   235, 205, 371, 342, 61, 55, 109, 74, 74, 137, 428, 260, 159, 142, 45, 42, 92, 28, 56, 68, 206, 93, 68, 330, 127, 87, 577, 310, 49, 449

Q: If 3 balls are drawn at random from a bag containing 3 red and 4 blue balls what is the expected…

A: Given data:   The numbers of red balls in the bag are R=3. The numbers of blue balls in the bag are…

Q: What is meant by sampling frame?

A:

Q: b) Determine the level of measurement that describes the following (i) The size of the shirt that a…

A: b) Levels of measurement:   Nominal: It categorizes the objects without any natural ordering.…

Q: find 2nd quartile  for given 2,69,74,52,16,46,42,75,85,63

A:

Q: The weights in grams of 50 apples picked at random from a consignment are as follows : 106, 107, 76,…

A:

Q: Number of beds in 30 random hospitals: 235, 205, 371, 342, 61, 55, 109, 74, 74, 137, 428, 260, 159,…

A: The data shows the number of beds in 30 random hospitals.

Q: Lots of 30 components each are deemed unacceptable if they contain 4 or more defectives. The…

A: The hypergeometric distribution is the discrete probability distribution in which there are 'n'…

Q: Shortly after being put into service, some buses made by a certain company showed cracks under the…

A: Given that 20 buses of a certain company are used in a particular city and cracks appeared in 8 of…

Q: Five laptops are randomly selected from a lot of 100 laptops among which 15 are defective.  Find the…

A: Answer: Given that: p=P(laptop is defective )=15/100=0.15 , n= 5 now will use Binomial…

Q: A sample of residents in a certain community is chosen by first partitioning t community into 8…

A:

Q: What method of sampling where all elements of the population are given equal chance of being…

A: Simple Random Sampling : In a simple random sample, every member of the population has an equal…

Q: In a study, the sample is chosen by grouping the class by gender, then selecting 10 males and 10…

A: In a study the sample is chosen by grouping the class by gender for selecting 10 males and 10…

Q: A study will be conducted to 10,000junior high schoolstudents of the Bettbien High School.…

A: For the Junior high school , we have four year level i.e. 1st Year , 2nd Year, 3rd Year , 4th Year.…

Q: State one advantage of using stratified random method for collecting this sample.

A: in stratified random sampling we divide the population in groups and then apply random sampling…

Q: Assume that the population consists of all students currently in English class, with a population of…

A: (a) Simple Random SampleIn a simple random sample, every student has an equal chance of being…

Q: On February 9, 2021, in a poll conducted by CBS News, 222 of 633 randomly chosen people are in favor…

A: Given: Number of trials (n)=633 Number of success (x)=222

Q: _1. A researcher interviewed people from each town in the province of Albay for his research on…

A: According to the guidelines, we are only allowed to solve the first three subparts. Please post…

Q: pose you are drawing a sample of size n= 4 by using simple random sample (SRS) from N= 2500. Using…

A: The 2500 observations can be numbered as 0001,0002,...2500. The random sample of 4 items can be…

Q: Suppose an instructor wants to know the average height, gender distribution, academic performance…

A: Given that an instructor wants to know the average height, gender distribution, academic performance…

Q: On February 9, 2021, in a poll conducted by CBS News, 222 of 633 randomly chosen people are in favor…

A: Given: Number of success (x) = 222 Number of trials (n)=633

Q: What is the sample space for choosing a number from 1 to 11 at random?   1, 2, 3, 4, 5, 6, 7, 8, 9,…

A: Given information- We know that sample space is the set of all possible outcomes possible for the…

Q: Two dice are thrown simultaneously. Write down the sample space and find the probability that (i)…

A: Provided information is, the six planes of a die is numbered by 1, 3, 3, 5, 6, 6 and the six planes…

Q: A company decided to distribute 5 identical computers among its employees. In how many different…

A: From the given information, The number of identical computers = 5 Number of employees who is going…

Q: A company that produc- technology. Among 9 ra century technology? 0.302

A: The parts that are of 21st century are 30 % . Therefore , the parts that are not of 21st century is…

Q: Nine individuais are chosen at random from a population and their weights are found to be, in…

A:

Q: The weight in grams of 50 apples picked out at random from a consignment are as follows: 82, 80,…

A: Frequency Distribution: In Statistical theory, a frequency distribution is a tabular, listed or…

Q: On February 9, 2021, in a poll conducted by CBS News, 2821 of 5036 randomly chosen people are in…

A: A

Q: Each job opening on average attracted 250 resumes. You know the job market improved next year which…

A: The question is about hypothesis testing.Given :Population mean of attracted resumes (  ) = 250Total…

Q: Suppose three balls are drawn ​(with replacement) from a bag that contains 4 green balls and 5 black…

A:

Q: The following are data on the number of children for a random sample of 20 households in the city of…

A: Data arranged in nondescending order 1 1 1 1 1 2 2 2 2 2 3 3 3 3 4…

Q: As part of a statistics project, a 6th grade teacher brings to class a container with 300 red…

A: The container that the teacher brings in a class contains  red marbles and  white marbles.Population…