Using a standard 6 sided die is rolled either a two or a five on the last six rolls of the die what is the probability of Janice rolling a 2 or 5 on her 7th off of the die?

Q: The average monthly earnings for women in managerial and professional positions is P40,000. Do men…

A:

Q: 4. A college dean reported that 80% of all students majoring in Math are males. If 62 out of the 80…

A: 4] Followings are the explanation of the question  Use the One sample z proportion test   The…

Q: In a random sample of eight cell phones, the mean full retail price was $403.50 and the standard…

A: The sample mean is 403.50 and the standard deviation is 175.

Q: 26% can be expressed as O roughly one quarter O almost one quarter O exactly one quarter just under…

A:

Q: 5. The following data were obtained in a study of the relationship between the weight and chest size…

A: Correlation coefficient is denoted by r

Q: Can the value 6 6 be a probability?

A: Solution

Q: 1. Compute n, μ, EX, and EX² 5, 7, 3, 4, 1 2. Compute n, EX, (EX)², and EX² X 7 6 5 4 3 2 1 f 3 2 1…

A:

Q: ducted on 108 individuals to determine if their attraction to a prospective partner  is impacted by…

A: Given: The study conducted on Single, dating and married individuals. Individuals were classified…

Q: Compute the value of the test statistics. Round to two decimal places  D. Compute the P-value round…

A: Solution  Given that,  A market research firm reported the mean annual earnings of all family…

Q: The recommended minimum credit card payment for a sample of 100 credit card holders is summarized…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: You play a game of chance in which you can either win or lose (there are no other possibilities).…

A: Considering the success in the game (i.e., winning the game) is obtained in a Bernoulli trial (i.e.,…

Q: The probability that a randomly chosen student in a statistics class submits his/her homework on…

A:

Q: STATISTICS AND PROBABILITY Multiple Choice! No long explaantion needed. THUMBS-UP will be given! >…

A: The question is about sampling distribution Given :

Q: Data for Simple Linear Regression. xi 55 11 yi 5 25 12 15 20 16 30 10 Calculate y at x = 5.5 9 7 30…

A:

Q: An engineering enterprise can make profits of (500,000$, 700,000$, 680,000$, 810,000$, 440,000$)…

A: The question is about expected value Given : Profit amount with probabilities : Or enterprise takes…

Q: Determine if the statement is TRUE or FALSE: Without knowing the sample proportion p, the most…

A: Here use MOE Formula  MOE  = Zc p(1 -p)n n = Zcp(1-p)MOE

Q: ample: A continuous random Variable x has fx(x)= √26th 262x X70 0 Find the E(X). X40 probability…

A: Solution

Q: A factory produces steel ball bearings. For one particular type of bearing produced it is known that…

A:

Q: Give the assumptions in linear regression and explain each assumption.

A: Explanation: When we see a relationship between two variables, we can use a line to summarize the…

Q: A marriage counselor has traditionally seen that the proportion p of all married couples for whom…

A:

Q: Smart phone: Among 253 cell phone owners aged 18-24 surveyed, 110 said their phone was an Android…

A: The answer is attached below,

Q: Suppose 10% of a city’s inhabitants have contracted Covid-19 but are asymptomatic (do not show any…

A:

Q: accompanying data on average anterior maximum inclination angle (AMIA) both in the clockwise…

A: a.) The point estimate of the population correlation coefficient is (r) ,the sample correlation…

Q: Researchers are interested to determine if there is a relationship between death anxiety and…

A: Solution Given data is

Q: Answer the following :question The marks of students in mathematics are normally distributed with a…

A:

Q: A CBS News poll conducted June 10 and 11, 2006, among a nationwide random sample of 651 adults,…

A: For the given table Find all the required probabilities

Q: movie theatre has 12 rows of 20 seats each, for a total of 240 seats. On a busy evening, all of the…

A: Here population =240 We have to understand first, Simple random sample = We can choose samples…

Q: It is claimed that the average life span of people in rural area is more than 64 years old with a…

A:

Q: I am not understanding what the (normal dist excel) info is and where these numbers come from? and I…

A: Here, P(Z< z ) =0.99 The aim is to find the Z score value so that 99% of area less than it.

Q: The table below shows a frequency distribution of marks for 400 students in computer programming in…

A: Marks No. of students 10-19 14 20-29 46 30-39 58 40-49 76 50-59 68…

Q: C. Draw a Frequency polygon, histogra frequency distribution for the following data: Class Frequency…

A: The given data is Class Frequency 7.1-7.3 3 7.4-7.6 5 7.7-7.9 9 8.0-8.2 14 8.3-8.5 11…

Q: Out of 1800 candidates appeared for a competitive examination 625 were successful; 300 had attended…

A: The question is about categorical data analysis Given : No. of candidates appeared for an exam ( N )…

Q: Nearly a third can be used to represent

A: We have to find out how to represent nearly third in percentage. The given options are 74%, 24%,…

Q: Compute the mean and variance of a random variable whose distribution is uniform on the interval [a,…

A: Given that Compute the mean and variance of a random variable whose distribution is uniform on the…

Q: Find the indicated limit. Note that l'Hôpital's rule does not apply to every problem, and some…

A:

Q: 2. A television channel claims that 40% of the population who watch TV patronize their TV channel.…

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

Q: You play a game of chance in which you can either win or lose (there are no other possibilities).…

A:

Q: Company XYZ know that replacement times for the DVD players it produces are normally distributed…

A: Answer:-  Given  X~ N(μ, σ)                Where  mean μ = 7.5 years and a standard deviation σ =…

Q: ad e; are independent random variables. that it makes sense to do a least squa east squares estimate…

A: (a) The assumptions as, 1. The expected value of the mean of the error terms εi will be zero when…

Q: The table below shows a frequency distribution of marks for 400 students in computer programming in…

A: Marks No. of students 10-19 14 20-29 46 30-39 58 40-49 76 50-59 68…

Q: P = 0.15 P≤ 0.3 p≥ 0.6 P = 0.15 p> 0.3 p < 0.6 0.13 80 Confidence level = 95% 0.31 65 0.55 40 0.05…

A: 5) Given: H0:p=0.15Ha:p≠0.15 p^=0.13 n=80 Confidence level = 95%

Q: Twenty sculptors were asked to produce molds of a model using a different medium for each one. The…

A: Given: Twenty sculptors producing moulds of model uses different medium. The options are photograph,…

Q: 3. Describing z-scores Pica is a disorder in which individuals eat substances that are typically…

A: Given that: Population mean, μ=13.2 Population standard deviation, σ=1.2   Hb Level (gm/dl)…

Q: CASE 3. Burger Doodle The manager of a Burger Doodle franchise wants to determine how many sausage…

A: Solution:

Q: In recent years home lighting technology has changed dramatically due to the development of Light…

A: Given:i) This random variable follows binomial distribution with parametersample size (n)=200…

Q: Hello Can you help me answering this plz?I need to find the Interval estimation of one population…

A: Given data: 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2.5, 2.5, 3, 3, 3, 3, 3, 3, 3, 3, 3.5, 4,…

Q: Suppose the lengths of 3-year old cats are normally distributed with a mean of 30 inches and a…

A: Solution Given That Suppose the lengths of 3-year old cats are normally distributed with a mean of…

Q: For the dinner special at a restaurant, the customer must choose an appetizer, an entree, a side…

A: Solution Given That, For the dinner special at a restaurant, the customer must choose an appetizer,…

Q: The population mean and standard deviation are given below. Find the indicated probability and…

A: The mean is 12749 and the standard deviation is 2.3.

Q: The average IQ in a population is 100 with standard deviation 15 (by definition, IQ is normalized so…

A: The question is about central limit theorem Given : Popl. mean IQ of people ( μ ) = 100 Popl. std.…