Math

StatisticsQ&A Libraryn a bag of M & M’s there are 80 M & Ms, with 11 red ones, 12 orange ones, 20 blue ones, 11 green ones, 18 yellow ones, and 8 brown ones. They are mixed up so that each candy piece is equally likely to be selected if we pick one.a.If we select one at random, what is the probability that it is red?b.If we select one at random, what is the probability that it is not blue?c.If we select one at random, what is the probability that it is red or orange?d.If we select one at random, then put it back, mix them well and select another one, what is the probability that both the first and second ones are blue?e.If we select one, keep it, and then select a second one, what is the probability that the first one is red and the second one is green?Start your trial now! First week only $4.99!*arrow_forward*

Question

n a bag of M & M’s there are 80 M & Ms, with 11 red ones, 12 orange ones, 20 blue ones, 11 green ones, 18 yellow ones, and 8 brown ones. They are mixed up so that each candy piece is equally likely to be selected if we pick one.a.If we select one at random, what is the probability that it is red?b.If we select one at random, what is the probability that it is not blue?c.If we select one at random, what is the probability that it is red or orange?d.If we select one at random, then put it back, mix them well and select another one, what is the probability that both the first and second ones are blue?e.If we select one, keep it, and then select a second one, what is the probability that the first one is red and the second one is green?

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: Suppose that Xi ∼ Gamma(αi , β) independently for i = 1, . . . , N. The mgf(moment generating functi...

A: It is provided that and the moment generating function (MGF) is,

Q: A normal distribution has a mean of 10 and a standard deviation of 10. What is the number such that ...

A: The given information is that the scores distributed normally with mean 10 and variance is 49. The s...

Q: Zaphod Beeblebrox has recently purchased a second-hand ballpoint pen business. In the first month, t...

A: Relative frequency:It represents the fraction of times a category occurs. The formula for relative f...

Q: Blank are more representative of a population, but blank are easier to obtain

A: The sample is a set of units that is obtained from a population, which represents the population. Th...

Q: Fuming because you are stuck in traffic? Roadway congestion is a costly item, both in time wasted an...

A: (a)The scatter diagram for the provided data can be plotted using Excel.The steps are given below:En...

Q: Repeat the following procedure for the four given numbers.Multiply the number by 4. Add 4 to product...

A: The first number is 1Step-1 Multiplying by 4 we get =1*4 = 4Step-2 Add 4 to the product we get = 4+4...

Q: A machine produces metal rods used in an automobile suspension system. A random sample of 15 rods is...

A: In this question We have the diameter of 15 metal rod, we have to find the 95% confidence interval f...

Q: D, E

A: d.The null and alternative hypotheses are:

Q: Question attached. Can the proof be shown by contradiction? Any help would be appreciated.

A: You've guessed correctly. This can be proved by contradiction as you'll see in the ensuing steps.

Q: In a survey of 6000 women, 3431 say they change their nail polish once a week. Construct a 99% confi...

A: Confidence interval:The (1-α) % confidence interval for proportion p is given by,

Q: - A study was done using a treatment group and a placebo group. The results are shown in the table. ...

A: (a)The provided image does not have the question for subpart (a), since the claim is not known, the ...

Q: Rolling two dice. If two dice are rolled one time, find the probability of getting these results. A...

A: Probability of an event:The probability of an event is the number of favourable cases for an event d...

Q: Evaluate the following expression. Express your answer as a fraction or decimal number rounded to fo...

A: The required formulae to find the value of given expression is given below:

Q: You are the foreman of the Bar-S cattle ranch in Colorado. A neighboring ranch has calves for sale, ...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: Let x represent the dollar amount spent on supermarket impulse buying in a 10-minute (unplanned) sho...

A: given x represent the dollar amount spent on supermarket impulse buying in a 10-minute shopping inte...

Q: Avarege GPA questions. Data include.

A: Note: Since we are entitled to answer up to 3 sub-parts, we’ll answer the first 3 as you have not me...

Q: please answer the whole question (3) Let x be per capita income in thousands of dollars. Let y be t...

A: (a) Least square regression line:The least squares regression line can be obtained using EXCEL. Ente...

Q: Suppose that we have the data {x1, x2, ..., xn} such that x1=x2=...=xn=3. What is the mean of the da...

A: Hey, since there are multiple questions posted, we will answer first question. If you want any speci...

Q: A study was conducted to see whether participants would ignore a sign that said, "Elevator may stick...

A: Explanation:Here, the experimenter controls the presence/absence of the confederates, as its effect ...

Q: The market firm salary.com reported that the mean annual earnings of all family practitioners in the...

A: A. Hypotheses:Denote µ as the population mean salary for family practitioners in LA. The claim is th...

Q: Monica, still, takes one hour to wash a car and Bill takes two hours to wash a car. If they work to...

A: Let Monica and Bill can complete the work in x hours if they work together.Washing a car can be deno...

Q: Q5. You are considering two investment choices: a. 1 year CD that pays 2% for sure; b. investing in ...

A: Portfolio Mean and SDI am answering all the sub-partsQ5. You are considering two investment choices:...

Q: The scores on a test are normally distributed with a mean of 150 and a standard deviation of 30. Fin...

A: The normal distribution:A continuous random variable X is said to follow normal distribution if the ...

Q: Suppose that you want to do statitical significance tests for fourcorrelations and you want your EWa...

A: According to the provided information, it is required to conduct statistical tests for four correlat...

Q: A researcher wants to test to see if husbands are significantly older than their wives. To do this, ...

A: The aim is to find the accurate statement from the following options to evaluate the population mean...

Q: According to a random sample taken at 12 A.M., body temperatures of healthy adults have a bell-shape...

A: Chebyshev’s inequality:Chebyshev’s rule is appropriate for any distribution. That is, Chebyshev’s in...

Q: In the EAI sampling problem, the population mean is $51,400 and the population standard deviation is...

A: It is provided that the population mean is $51400 and the population standard deviation is $4000.The...

Q: (c) In 1997, the U.S. population was approximately 266,570,000 people. At the rate of 440 prisoners ...

A: Given number of prisoners for 100,000 population = 440Rate of prisoners = 440/100,000U S population ...

Q: Do larger universities tend to have more property crime? University crime statistics are affected by...

A: Part (a):The scatter diagram, along with the best fitted line (least-squares regression line) for th...

Q: Need (b) and (c) Let X denote the data transfer time (ms) in a grid computing system (the time requi...

A: (a)Finding the values of α and β :The random variable X represents the data transfer time in a grid ...

Q: Need help with (c) and (d) Mist (airborne droplets or aerosols) is generated when metal-removing flu...

A: (c) Null and alternative hypotheses:Null hypothesis:H0: β1 = 0.6Alternative hypothesis:Ha: β1 < 0...

Q: . For two factors-starchy or sugary, and green base leaf or white base leaf-the following counts for...

A: Introduction:Denote X1, X2, X3 and X4 as the counts for the progeny of self-fertilized heterozygotes...

Q: An economist claims that the proportion of people who plan to purchase a fully electric vehicle as t...

A: The provided information are: Sample size (n) = 750Hypothesised proportion (po)=0.65From the provide...

Q: A recent study showed that the modern working person experiences an average of 2.1 hours per day of ...

A: Confidence interval:The (1-α) % confidence interval for population mean µ, when σ is known is given ...

Q: On a test, 95% of the questions are answered correctly. If 57 questions are correct, how many quest...

A: The aim is to find the number of questions on the test.Here, the number of question answered correct...

Q: Let S be a given sample space and let E and F be two events that have no common outcome and their un...

A: Probability of two events:It is given that E and F are the two events in sample space, S. The probab...

Q: Using the accompanying table of data, blood platelet counts of women have a bell-shaped distribution...

A: In this question, it has been given that blood platelet counts of women have bell shaped distributio...

Q: Using the data below, determine whether the proportion for each group is equal using a 5% significan...

A: According to the given question, to test whether the proportion for each group is equal using a 5% l...

Q: The Toylot company makes an electric train with a motor that it claims will draw an average of only ...

A: The provided information are:

Q: Using 50 random numbers given below, compute the mean and standard deviation 0.299752 0.939920 0.427...

A: Standard deviation of a sample tells how the values are spread out from mean of the sample. A low st...

Q: Nationally, about 11% of the total U.S. wheat crop is destroyed each year by hail.† An insurance com...

A: (a) Level of significance:It is given that to test whether the percentage of wheat crop lost to hai...

Q: Select the statistic test that best fits each description. Number of heart attacks per blood type (a...

A: Introduction:A brief introduction to the various tests suggested here is given below:T-test independ...

Q: Make a frequency table, a pie chart, and a bar plot for the following data for patients' blood types...

A: Frequency distribution:The number of times each value of X repeats is the frequency of that particul...

Q: A linear regression was performed on a bivariate data set with variables x and y. Analysis by a comp...

A: Note: Since in this question there are 4 parts, but we are authorized to answer only up to three par...

Q: You are asked to design a study to investigate the effectiveness of the Atkins diet (IV = diet, DV =...

A: Independent t test:Independent t test determines whether there is significant difference between the...

Q: entle Ben is a Morgan horse at a Colorado dude ranch. Over the past 8 weeks, a veterinarian took the...

A: (a) Level of significance:Level of significance (α) indicates the probability of rejecting null hyp...

Q: A conservation biologist is working on increasing population sizes of the silver-leaf lupine (Lupinu...

A: Solution:a) Effects of ANOVA:It is given that three different treatments assigned to different seeds...

Q: Find the midrange for the following group of data items. 112, 52, 82, 52, 72 (Round to the nearest ...

A: Midrange:The midrange is defined as the average of highest and lowest value in the data set.That is,...

Q: Need all parts, a,b,and c Let X denote the data transfer time (ms) in a grid computing system (the t...

A: (a) Finding the values of α and β :The random variable X represents the data transfer time in a grid...

Q: This study investigated the cognitive effects of stimulant medication in children with Attention-Def...

A: Solution:The appropriate statistical analysis to determine if there is an effect of drug dose on CPT...