D5) If the hazard is 0.2t + 1 for fish through the years, what is the probability that at least 3/4 of your fish don't live past 1.5 years? (survival analysis)

Q: 6.) Weight Loss A weight-loss clinic guarantees that its new customers will lose at least 5 lb by…

A: Mean(µ) = 6.7Standard deviations (σ) = 0.81 Let X be the loss of weight of customers at the end of…

Q: Example 7. In a survey of 35 students, 17 have opted Management, 10 have opted Management, but not…

A:

Q: Consider the probability density function if x -4 + (x+4)³ Find the median. Select one:

A: Given information: fx=1x+43 if x≥-4+12 Consider, Fx=∫-4+12xftdt       =∫-4+12x1x+43dx      =-12x+42…

Q: A simple random sample of 60 blood donors is taken to estimate the proportion of donors with type A…

A: Given that  n=60 , X=10

Q: pper visi section. Also, let S be the sample space. children's II VI %3D !3! %3D VII VII = VIII =…

A:

Q: 2. Calculate Karl Pearson's co-efficient of correlation between percentage of pass and failure from…

A:

Q: 71 4 36 5 32 6 26 7 18 8 16 9 14 10 8 11 2  Total 500 What is the probability…

A:

Q: Example 1 Construct the ogives for the following data. С. I.: 10-20 20–30 30-40 40-50 Frequency: 4…

A: Given that  Frequency distribution table  C.I Frequency  10-20 2 20-30 4 30-40 6 40-50 3

Q: q1 -For borrowers with good credit scores, the mean debt for revolving and installment accounts is…

A: 1) Given that.   X~N( μ , ?^2 )   μ=15015    , ?=3540   Z-score =( x - μ )/?   NOTE:- According to…

Q: 3. complete and detailed solutions to the following questions. a) How many students have a laptop or…

A: here given, 46 students uses smartphones  36 students uses laptop 34 students uses both    S= uses…

Q: The average height of 1,000 children is 150cm with a standard deviation of 10cm. How many children…

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

Q: A Markov chain has the transition probability matrix [0.3 0.2 0.5 0.5 0.1 0.4 _0.5 0.2 0.3 In the…

A:

Q: Two students are registered for the same class and attend independently of each other, student A 80%…

A:

Q: If electricity power failures occur according to a Poisson distribution with an average of 3…

A:

Q: Y = -2X, then p(X, Y) = 1?

A: Solution

Q: Example 6. In a survey of 500 students in a college 180 were listed as drinking Tea, 275 as drinking…

A: Let T=students in a college were drinking TeaC=students in a college were drinking…

Q: significant correlation.) Then use the regression equation to predict the value of y for each of the…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: Example 2 Find the median height from the following heights of 8 students. Height (cms): 59, 60, 72,…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: We have given thatn = 1056 x = 592 Significance level (α) = 1 - 0.90 = 0.10

Q: You pick three tickets at random. What it the probability that all of them have the letter 'B'?

A: here it is without replacement model so use hypergeometric distribution

Q: Research was conducted on the amount of training for 5K and the time a contestant took to run the…

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

Q: 6. The following data gives the distribution of marks scored by a set of students. Find the mean and…

A:

Q: Instructions: • Write the GIVEN with their respective symbols and units. • Do not skip the…

A: Given that  n=4 , p=1/3 , q=1-p=1-(1/3)=2/3 X~Binomial(n=4,p=1/3) p=Probability of winning game…

Q: The heights of American adult males are normally distributed with a mean of 177 cm and a standard…

A: Empirical rules:1) P(μ-σ<X<μ+σ)=68%2) P(μ-2σ<X<μ+2σ)=95%3) P(μ-3σ<X<μ+3σ)=99.7%

Q: There are 45 tickets, each one has a digit between 1 and 9 on it and each has a letter A, B, C, D,…

A: When there is uncertainty, the concept of probability is introduced. Probability of an event is…

Q: Consider a sample with data values of 10, 20, 16, 12, and 17. Compute the mean and median. mean…

A: Given data value is 10,20,16,12,17sample size(n)=5

Q: (i) Only Palio (iv) Palio and Chevlot but not Matiz

A:

Q: a completely randomized design, 12 experimental units were used for the first treatment, 15 for the…

A: For the given data Perform Anova single factor

Q: A 6-sided die is rolled twice. What is the probability of showing a 1 on the first roll and an even…

A:

Q: A researcher takes sample temperatures in Fahrenheit of 18 days from Pittsburgh and 16 days from…

A: Given that, a researcher takes sample temperatures in Fahrenheit of 18 days from Pittsburgh and 16…

Q: iterest free loan of Rs. 12000 from Y. The loan is to be repaid in ten installments. Mr X paid Rs.…

A:

Q: Q12. In how many ways the letters of the word 'FUNAMBULIST' can be arranged in a circle such that N…

A:

Q: Saved The probability of A is 0.4. The probability of B is 0.5. The probability that neither A nor B…

A: We have given that P(A) = 0.4 P(B) = 0.5 Probability that neither A nor B happens is P(A ∪ B)c = 0.1…

Q: researcher is interested in whether length and vividness had an effect on how many phrases a person…

A: The null hypothesis is denoted by Ho. In this hypothesis, there exists no effects between the…

Q: Anna surveyed 48 students to see which devices are available at home used for their online learning,…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: There are 15 mobile phones in a package box,  8 of which are iphones. If a person takes 5 phones…

A: Given that there are 15 mobile phones in a package box, 8 of which are iphones. That is, thee are 8…

Q: 2. Calculate the mean and median from the following data: Marks No of Students 0-10 10-20 10 20-30…

A:

Q: A consumer products company is formulating a new shampoo and is interested in foam height (in…

A:

Q: An experiment involves tossing a pair of dice, one green and one red, and recording the numbers that…

A: When we rolled pair dice one green and one red  X : outcome on the green die Y : outcome on the Red…

Q: A box contains 5 green balls and 4 red balls. Four balls are drawn without replacement. Determine…

A:

Q: 1. An engineer studied the relationship between the input and output of a production process.…

A:

Q: Example 2 Discrete Series Find the mean for the given frequency distribution: X: 1 2 3 4 5 f. 3 5 12…

A: Given that  Frequency distribution table X Frequency  1 3 2 5 3 12 4 9 5 1

Q: Suppose that N+ 1 balls, of which a+b+1 are red and N-a-bare blue, are arranged in a linear order in…

A: From the given information, There are N+1 balls, of which a+b+1 are red and N-a-b are blue arranged…

Q: Which probability distribution is appropriate when the events of interest occur randomly and…

A: We have given the following statement about the probability distribution.

Q: Example 21. B arranges to pay a debt of Rs. 9600 in 48 annual instalments which form an arithmetic…

A:

Q: ) What is the mean number of active stations at a given moment?

A: here given  Consider a local area network with 10 stations (nodes). Assume that, at a given moment,…

Q: 15. Fit a straight line trend by the method of least squares. Year: 1987 1988 1989 1990 1991 1992…

A:

Q: You still have those two boxes. But now, more generally, units manufactured by A are defective with…

A: Solution: From the given information, there are two boxes. Each box has defective and non-defective…

Q: 2. For the above data draw frequency curve.

A: