Start your trial now! First week only $4.99!*arrow_forward*

Question

Convert 2 3/4 to a decimal number.

0.75

1.50

2.3

2.75

Tagged in

Math

Probability

Find answers to questions asked by students like you.

Q: Adult Americans (18 and older) were asked whether they use social media regularly. The following tab...

A: Click to see the answer

Q: a. Find E(X) b. Find E(Y) c. Find E(XY)

A: a.The joint probability density function is,

Q: *irrelevent to question(6.3/19)* The vast majority of Visa and Discover Card credit cards have 16-...

A: Given information:

Q: The data below are the waiting times between eruptions of the OldFaithful geyser in Yellowstone Nati...

A: Note:Since the graphical methods are not mentioned, we have obtained histogram of the data. We have ...

Q: A fair die is rolled three times. What is the probability of obtaining at least 2 6's?

A: We know that when we toss a fair coin then the probability that getting any number is 1/6.Total numb...

Q: 2. Assume that if a certain scale in a laboratory has been used too long without recalibration the p...

A: Note:Hey there! Thank you for posting the question. However, since your question has more than 3 sub...

Q: Education pays off, according to a snapshot provided by the Bureau of Labor Statistics.8 The median ...

A: Given median weekly earnings for six different levels of education are shown belowa) To describe the...

Q: From a pool of 300 candidates the office of president, Vice President, secretary, and treasurer will...

A: Given that,Total number of candidates = 300Total number of required candidates = 4

Q: Let Z be the standard normal variable with μ = 33 and σ = 2.9. Find the value of P(31 < X < 39...

A: Given data normally distributed with mean 33 and standard deviation 2.9.Let ‘X’ be a normal distribu...

Q: A coin is tossed 6 times. Find the probability that at least three are tails.

A: Introduction:Since nothing is mentioned, we can assume that the coin is fair, so that the probabilit...

Q: The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group Fre...

A: Probability of an event:The formula for probability of an event is as follows:

Q: A toddler is playing with some magnetic letters on the refrigerator. He has the letters l, t, b, a, ...

A: From the given information, the letters are l, t, b, a and e.The given 5 letters are arranged in 5!=...

Q: It is estimated that approximately 8.36% Americans are afflicted with diabetes. Suppose that a certa...

A: According to the provided data,

Q: Describe a set in terms of A and B (using set notation) which has the following Venn diagram. (image...

A: the set notation for the given diagram is given below:

Q: Matching Pennies: Players 1 and 2 each put a penny on a table simultaneously. If the twopennies come...

A: The representation of the game in a matrix form is given below:

Q: A coin is tossed three times. Let X be the number of heads that turn up. Find V (X).

A: Given:A coin is tossed three times.X be the number of heads that turn up.

Q: Question is attached

A: (a)Computation of 80% confidence interval is obtained below:It is assumed that the population is app...

Q: You are a candidate for your state legislature, and you want to survey voter attitudes regarding you...

A: Since we want to study voters’ attitude. The population must be the “state’s individual voters’ pref...

Q: Refer to Exercise 1.19. Data from Exercise 19 1 2 1 0 22 1 1 0 02 2 1 1 00 ...

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for y...

Q: Two dice are tossed . What is the probability of not getting doubles?

A: Total number of possible outcomes when we roll a dice is 6.So, total number of possible outcomes whe...

Q: VI VI We will use linear programming to answer this question in Example 1. EXAMPLE 1 Canoe Rentals T...

A: The linear programming problem is as follows:

Q: 2. Two individuals, A and B, both require kidney transplants. If she does not receive a new kidney, ...

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: Can you see the next number in this sequence: 3, 8, 11, 16?

A: The difference between the first number 3 and second number 8 is 5.The difference between the second...

Q: Eighty-five babies are delivered during May. Of these, 43 were born to a Caucasian female, 25 to an ...

A: Click to see the answer

Q: Convert to a percentage—correct to nearest whole number: a. 4/5 % e. 2.1535 % b. 8/10 % f. 6...

A: The values are converted in to percentages by multiplying with 100.

Q: Suppose that on a comprehensive exam at the end of a master's degree program, each student must answ...

A: It is given that the probability of getting 1 and taking 1 is ½.The expected net error can be calcul...

Q: 02 0.8 [ 1. In the initial state vector, state 1 is A Markov chain has transition matrix P = three t...

A: From the given information, the transition matrix is

Q: In a club with 7 male and 11 female members, how many 4-member committees can be chosen that have ...

A: (a) From the given information, the club with 7 male and 11 female members. And 4-member committee i...

Q: The officials of major league baseball have crowned a batting champion in the National League each y...

A: Given that,N=200.372, 0.32, 0.341, 0.362, 0.334, 0.379, 0.424, 0.326, 0.33, 0.345, 0.354, 0.35, 0.33...

Q: Hi,I am doing some practice questions and I was wondering how to go about doing the problem in the a...

A: Probability of an event:The formula for probability of an event is as follows:

Q: Please help.

A: 7.Conditions for a probability distribution:

Q: You need to borrow money for gas, so you ask your mother and your sister. You can only borrow money ...

A: Sister wants me to spin a spinner with two outcomes blue and red.If spinner lands on blue she gave m...

Q: What does the law of large numbers (Bernoulli) predict will be the percentage of heads if you flip a...

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts. In case yo...

Q: I need help for all those questions.

A: Z score Computation can be done using standard formula as shown below.

Q: Here is a list of the 44 presidents of the United States along with the number of regular vetoes use...

A: Here, stem and leaf plot and histogram is appropriate.Use MINITAB to draw the histogram.MINITAB Proc...

Q: Altman and Bland report the survival times for patients with active hepatitis, half treated with pre...

A: a).From the given data, it can be observed that there are 12 out of 20 observations are in between 1...

Q: A manufacturer produces widgets that are packaged in boxes of 200. The probability of a widget being...

A: It is given that the number of packaged widget boxes (n) is 200, and the probability, number of defe...

Q: in which three balls are selected simultaneously and ruI 4 II yu. randomly from a box. But assume th...

A: From the provided information, each red ball selected pays $0.60 and each green ball selected pays $...

Q: A standard six-sided die shows a number, 1, 2, 3, 4, 5, or 6, on each of its sides. You roll the die...

A: It is given that E be the event of rolling the die and getting an even number on the top and L be th...

Q: In a course where the mean final exam grade is 68 with a standard deviation of 6.5, the grading sche...

A: Consider X be a random variable which follows normal distribution indicating the final exam grade (s...

Q: Let A={1,2,3,4,5,6}.A={1,2,3,4,5,6}. Find all sets B∈P(A)B∈P(A) which have the property {2,3,5}⊆B.

A: The provided data is,

Q: A lake is a body of water surrounded by land. Hence, some bodies of water named “seas,” like the Cas...

A: a. Stem and leaf plot:Place the hundredths digits to the left of the line and tens digits to the rig...

Q: Probability and Statistics

A: It is provided that the events A, B and C are independent.Therefore,

Q: If a person rolls doubles when tossing two dice, the roller profits $ 65 , that is, the roller re...

A: If a person rolls doubles when tossing two dice, the roller profit is $65 more than the cost of the ...

Q: Probability and statistics. Please answer part (a)

A: (a) The conditions or assumptions for the t-procedures are:The variable on which the test is applied...

Q: In 2017, the house of representative financial services committee had 60 members, of which 9 were wo...

A: Given information isFinancial service committee had 60 members.N=60In that 9 were women, so remainin...

Q: what are the mean, variance, pdf, and cdf of the following distributions Normal Exponential Unifor...

A: The mean, variance, pdf and CDF of the following distributions are as given below:

Q: Let Z be the standard normal variable. Find z if P(Z > z) = 0.7389. (Give your answer to two deci...

A: The value of z that corresponds to the given area is P (Z > z) = 0.7389 is obtained belowFrom the...

Q: A fast-food restaurant chain has 574 outlets in the United States. The following table categorizes t...

A: Computation of marginal distribution:The marginal distribution (row and column total) for the given ...