The sample means in a sampling distribution are 78,79,76,78,80,80,78 and 76. What is the probability of 78?

Q: The tree diagram represents an experiment consisting of two trials. Enter the probability to the…

A:

Q: When dealing 5 cars from the deck what is the probability of getting 3 black cards and 2 red cards?…

A: Total number of cards=52 Black cards=26(13 of spades, 13 of clubs) Red cards=26(13 of diamonds, 13…

Q: the sample space for tossing  three fair coins is [HHH,HHT,HTH,HTT,THH,THT,TTH,TTT]. what's the…

A: 3 fair coins are tossed.  The sample space S={HHH,HHT,HTH,HTT,THH,THT,TTH,TTT}

Q: In your wallet you have the following paper money: 7 singles, 3 fives, 2 tens and 6 twenties. What…

A: The probability that draw a 5 and then a 20 is obtained below:   The number of singles in the wallet…

Q: Twenty-three preschoolers were asked what their favorite snacks are. The results are shown in the…

A: Total number of preescholars = 23 We have to derive the probability distribution for the given data.

Q: Each of 8 students reported the number of movies they saw in the past year. This is what they…

A: Movie sawn by 8 students in the past year are  10, 16, 16, 16, 18, 20, 9, 8 To find the mean and…

Q: A card is drawn from a well shuffled deck of 52 cards. Find the probability of drawing a facecard or…

A: Given information 52 Cards 13 cards in each suit 4 suits heart, club, diamond and suit No of face…

Q: According to the chart below What is the probability that a randomly selected household will have…

A:

Q: A survey determines the odds in favour of using a social media app are 31:19. Determine the…

A:

Q: If you roll a single die and count the number of dots on top, what is the sample space of all…

A: The sample space of all possible outcomes is, The outcomes are equally likely because all possible…

Q: A school principal surveys 4 freshman, 4 sophomores, 4 juniors, and 4 seniors. For the situation…

A: We have to find correct answer for given data....

Q: nat, sample OI TOU SUudents, adt es this result contradict the poll? Explain. probability that at…

A: The mean of the Binomial distribution is,  np The standard deviation of the Binomial distribution…

Q: Find the median of the sample 34, 29, 26, 37 and 31 is _________

A:

Q: What is the probability that a student selected randomly either preferred Obama or is an…

A:

Q: A pharmaceutical company claims that a drug is effective in treating 90% of people having severe…

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

Q: An experiment consists of rolling two fair dice and adding the dots on the two sides facing the sum…

A: Given, An experiment consists of rolling two fair dice and adding the dots on the two sides facing…

Q: According to a 2009 Reader's Digest article, people throw away about 14% of what they buy at the…

A: Given data, p=14% =0.14 n=144 P(p<0.2)=?

Q: determine the probability of selecting student who speaks Korean or English. a

A: here given venn diagram  use basic probability  Here  Total No of Students=8+13+7+9+12+20+15+6 = 90

Q: What is the median of the sample 5, 5, 11,9, 8, 5, 8? а. 5 O b.9 O c.6 d. 8

A:

Q: Use the basic concepts of probability to identify the folowing (Probability, Probability Experiment,…

A: Definitions: A probability experiment is a test in which we perform a number of trials to enable us…

Q: If you flip a coin three times, (a) List the sample space. (b) What is the probability of getting…

A: GivenA coin is flipped 3 times

Q: Consider the sample data: 125, 100, 112, 127, 112, 105. What is the sample mean of the data?

A: Given data set: 125, 100, 112, 127, 112, 105

Q: Is the sample mean always the most frequently occurring value? If so, explain why. If not, give an…

A: No, Sample Mean is not the most frequent Occuring Value.   Mean= Sum of Observations / No.of…

Q: what is the median of the sample 5, 5, 11, 9, 8, 5, 8?

A: Given 5, 5, 11, 9, 8, 5, 8

Q: Question: The researcher samples 35 children who died of sudden infant death syndrome. This type…

A: Judgmental sampling occurs when the researcher selects the target sample.

Q: Describe the sample space that you would use to calculate the probability of the months in a year.

A:

Q: Write down the sample space for the outcome when flipping a fair coin three times... What is the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Geographers want to determine the probability that exactly 7 out of 10 tourists in New York they…

A: There are two possibilities of event 1. Either they will visit the statue. 2. Or they will not visit…

Q: How many different arrangements can be formed from the word STATISTICS?

A:

Q: What is the 60th percentile of following numbers 49,50,55,55,60,67

A: The numbers as follows 49,50,55,55,60,67

Q: Use the basic concepts of probability to identify the following (Probability, Probability…

A: A probability experiment is a chance process that leads to well-defined results called outcomesAn…

Q: Explain why the total area of the region between z = -3 and z = 3 is 9974 or 99.74%?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The chart shows the possible results of 2 dice being rolled. What is the probability of rolling a 6…

A:

Q: Experience has shown that 15% of Tshwane municipal rates bills contain an estimated amount for…

A: Given, 15 % of Tshwane municipal rates bills contain an estimated amount for electricity usage. i.e.…

Q: Explain the concept of probability and statistics.

A: Statistics: Statistics refers to data and the methods of collecting numerical data, analyzing it,…

Q: Explain Properties of the Sample Mean?

A: Mean: The arithmetic mean(also called the mean) is the most commonly used measure of central…

Q: Explain random numbers?

A: Introduction A no. in mathematics and statistics is an object which is used for counting, measuring…

Q: Consider the sample data: 125, 115, 112, 127, 112, 105. What is the sample mean of the data?

A: Given data is ; sample data : 125 , 115 , 112 , 127 , 112 , 105 sample size ( n ) = 6 Definition of…

Q: You choose a random number from the following set (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11). What is…

A:

Q: many males are in the sample?

A: A survey of 500 people is shown in a tree diagram M-male F-female E-eat breakfast D-does do not eat…

Q: Use the basic concepts of probability to identify the following (Probability, Probability…

A: To identify The following : Use the basic concepts of probability to identify the following…

Q: Describe how you would pick a sample for an interview. ng. (St-

A: here total 1950 student in school and here systematic sampling method is used

Q: A bag contains 4 red, 2 blue, 6 green, and 8 purple marbles. What is the probability of selecting a…

A: To find the probability of selecting a green marble at random from this bag and not replacing the…

Q: Over the last six months, the following numbers of absences have been reported: 2, 14, 0, 4, 10, and…

A: According to bartleby expert guidelines, we can answer only first question in multiple questions…

Q: What is the probability of picking 6 numbers out of 44 and getting 6 out of 6 correct?

A: we have to findprobability of picking 6 numbers out of 44 and getting 6 out of 6 correct.

Q: Explain probability distribution?

A: A probability distribution is a function that describes all the possible values and likelihoods that…

Q: When drawing a single card from the deck what is the probability of getting a face card or a…

A: Given, Draw a single card from deck. Total 52 cards in a deck. Total 12 face cards in a deck. Total…

Q: A researcher believes that 8 % of pet dogs in Europe are Labradors. If the researcher is right, what…

A: Let,     n denote the sample size     P denote the population proportion     P0 denote some…

Q: The times (in seconds)  878, 871, 906, 933, 930, 852, 890, 861, 882, 888, 897, 899, 879, 888, 848…

A: to find five-number summarystep1: put your numbers in ascending order (from smallest to largest)848…

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.