II. _Using the ages of male and female persons below, Pair (No.) Male (M) Age Female (F) Age 1 21 20 20 18 3 18 19 4 21 20 19 19

Q: finish in a random order, what is the probability that the gambler will win her bet?

A: here given gambler place bet on horse race  to win , she must pick top 3 finishers in order  here us...

Q: Compute the following probabilities for the standard normal distribution Z. A. P(0 -1.1)-

A: We have compute the following using standard normal table

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A: Given that -

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Q: If n=6 and mean= .40 , what is the probability that X>1?

A: Given,n=6 , mean=0.40A random variable X~Binomial(n, p)

Q: unknown variance, o. X and s° are the unbiased, sample mean and sample variance estimates of u and o...

A: Given that.:   Sample size (n) = 25  And x follows normal distribution.  At 95 % of confidence inter...

Q: Medians, etc problem."   Suppose X has density x−2 for x ≥ 1. Find the density function for Y = X2...

A: Suppose X has density X-2 for x ≥ 1. Find the density function for Y = X2    

Q: Use the median based method in the linear interpolation formula to estimate the 69.84 percentile for...

A:

Q: Consider a random experiment of selecting a ball from an urn contain- ing four balls numbered 1, 2, ...

A:

Q: Three ballpoint pens are selected at random from a box that contains 2 blue pens, 2 red pens, and 2 ...

A:

Q: n the per-protocol population of a therapeutic equivalence trial the mean percent reduction in acne ...

A: Given: Claim : therapeutic equivalence was achieved. Standard error for mean (SE): SE=5.526 Sample s...

Q: Discrete Probability Distributions Worksheet 1. You flip four coins. Let X, the random variable, be ...

A:

Q: Pain: A recent survey asked 830 people how many days they would walt to seek medical treatment if th...

A: Number of Days Frequency 0 28 1 437 2 263 3 75 4 16 5 11 Total   830

Q: There are two series of index numbers, P for price index and S for stock of a commodity. The mean an...

A: Given that,       r=0.4 The mean and standard deviation of P is given by      P¯=100      sP=8 The m...

Q: Assume that a procedure yields a binomial distribution with a trial repeated n = 5 times. Use some f...

A:

Q: Table-Top Assembly Gross Requirements Scheduled Receipts 8/1 8/8 8/15 8/22 8/29 9/5 9/12 9/19 9/26 1...

A: or the Office Table above (the first MRP table), what is the Projected On-Hand Inventory in the week...

Q: The time to repair of an equipment follows a lognormal distribution with a MTTR of 2 hours and a sha...

A:

Q: The weights that are used in calculating a weighted mean will vary depending on the situation.

A:

Q: You wish to test the following claim (HaHa) at a significance level of α=0.001α=0.001.       Ho:μ1=...

A: We have given that  Sample sizes n1=10     , n2=12        Sample means X̄1=54.6      , X̄2=41.8    s...

Q: Consider the experiment of tossing an unbiased coin twice. Find the probability of getting a tail in...

A: GivenAn unbiased coin tossed twice Then the outcomes are(H,H)(H,T)(T,H)(T,T)

Q: In a normal distribution with a mean of 72 and a standard deviation of 12:   What percentage of ca...

A: Given that , mean = μ = 72 standard deviation = σ = 12

Q: Determine the mortality rate from tubercolosis (per 10,000) in the Philippines in 1985. b. Determine...

A: Given, 

Q: Answer the following statistic questions. Name two different shapes that are possible for distributi...

A: The two  different kinds of shapes are possible for distribution in histogram are: Bell Shaped. Sk...

Q: ACTIVITY N0.4 Given the data set below: a) Construct a frequency distribution table, b) show the Cum...

A: Given information:- 13, 24, 32, 21, 9, 35, 33, 22, 41, 40, 43, 8, 25, 46, 43, 50, 54, 52, 8, 11, 12,...

Q: If Y is a continuous random variable such that E[(Y –a)²] <o for all a, show that E[(Y – a)²] is min...

A:

Q: An engine health monitoring system consists of a primary unit and a standby unit. The MTTF of the pr...

A:

Q: What sample size is needed to estimate a population mean within t70 of the true mean value using a o...

A: Solution-: Given: σ2=100000,M.E.=E=70,c=0.90 We find, sample size(n)=?  

Q: You want to estimate the mean fuel efficiency of a brand of automobiles with 99% confidence and a ma...

A:

Q: Required: 1. Compute a materials price variance for the plates purchased last month and a materials ...

A: Solution: 1)     AP = $28,200 ÷ 12,000 plates = 2.35 Per plate AQ 12000   SP (Given) 2.5   ...

Q: USA Today reports that the average expenditure on Valentine's Day was expected to be $100.89. De mel...

A:

Q: lew Saved to this PC O Search (Alt+Q) Fab References Mailings Review View Help an contain viruses. U...

A:

Q: retailer of electronic equipment received 22 HDTVs from the manufacturer. Unknown to the retailer, 4...

A:   retailer of electronic equipment received 22 HDTVs from the manufacturer. Unknown to the retailer,...

Q: When applying one-way analysis of variance (ANOVA), all the following are key assumptions that shoul...

A: Solution.  

Q: E. The Johnson family got married a few years ago and they planwoH (b to have five children. They ha...

A: Probability of girl = 0.5 Probability of boy = 0.5

Q: (c) Find the probability that a student participates in at least two activities. The probability tha...

A:

Q: The following frequency distribution shows the number of crimes committed in a sample of 100 urban n...

A: Number pf crimes Neighborhoods frequency (f)  0-9 10 10-19 20 20-29 30 30-39 30 40-49 10 ...

Q: X ev An investigator has reported the data tabulated below. It is known that such data can be modele...

A: Solution:

Q: A certain university has 9 vehicles available for use by faculty and staff. Five of these are vans a...

A:

Q: Question 1 Find the maximum likelihood function of the estimator a? for the following distribution S...

A:

Q: Compare the weights of males and females based on the boxplots. You must discuss at least two differ...

A: For female, the median is closer to third quartile so the data is right skewed.  There are only 3 ou...

Q: There are 16 components in a non-redundant system. The average reliability of each component is 0.99...

A:

Q: As shown in the previous question, the average number of siblings (sibs) is about 3.5, with a standa...

A: A continuous random variable X follows Normal distribution with parameters μ and σ2 if its probabili...

Q: The probability that a cask contains more than 261 liters of whiskey is If there are 9 casks of whis...

A: Let X denote the volum of whiskey in a cask. Given that X follows Uniform(a = 258.5, b = 261.5). The...

Q: What is the critical value t* for a 99% confidence interval when n = 20?

A: We student t distribution table to find the critical value. 

Q: If the Pearson coefficient of skewness for a data set is 1.945, what can be concluded about the data...

A: GIVEN:  Pearson coefficient of skewnes for a data is Sk=1.945  Then data is  1): right skewed  2): l...

Q: A population of N=15 has a mean =8 one score in the population is changed from X=20 to X-5.What is t...

A:

Q: Chi Square distribution curve il sample size it relatively small is right skewed (longer tails on th...

A: True.  The chi-square distribution curve if sample size is relatively small is right skewed.  

Q: 4. Given a normal distribution with population u = 35 and population variance o? = 25, find the %3D ...

A: 4. Consider that the mean and standard deviation of a random variable X are µ and σ, respectively. T...

Q: An engineer is to design an appliance with a power rating of I W. If the following data were obtaine...

A: