(a) P(Male and B)= 0.3092 (b) P(Male B)= 0.6521 (c) P(B|Male) = 0.6382 3 3 38
Q: In a class of 42 students the number of boys is 2/5 of the girls ,find the number of girls in class?
A: Given that Total students = 42 Number of boys = (2/5)*Number of girls
Q: need
A: Hi! Thank you for the question, As per the honour code, we are allowed to answer three sub-parts at…
Q: Which is better (or has a higher relative position): a score of 89 on a test with a mean of…
A:
Q: (d) p(CM)= (e) p(C)= (1) p(C')=
A:
Q: Rock sole in the Bering Sea 1/2: "Recruitment," the addition of new members to a fish population, is…
A:
Q: An orange juice producer buys oranges from a large orange grove that has one variety of orange. The…
A: Mean(µ) = 4.20Standard deviations (σ) = 0.20 n = 16 the mean and standard deviation of the sample…
Q: Part 2 The standard deviation of the sample data is enter your response here ▼ nights squared…
A: The given prices are 117, 92, 127, 251, 178, 219, 227, 224.
Q: (a) What is the probability that on a randomly selected day, the flight will depart after 9:11 a.m.?…
A: Given: μ=7σ=4
Q: A student randomly guesses at 6 multiple choice questions. Find the probability that the student…
A: given data n = 6 mcq question 4 possible answers ∴ p( correct guess) = p = 14=0.25independent…
Q: The following are ages in years of nine employees of a large company. 46, 22, 35, 26, 22, 53, 33,…
A:
Q: Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line…
A: For the given data Find the coefficient of variation for each of the two sets of data, then compare…
Q: a) About % percent of students scored over 30.
A: Given that. X~N( μ , ?2 ) μ=20.9 , ?=5.3 Z-score =( x - μ )/? NOTE:- mentioned in question…
Q: If we decrease the confidence level, the width of the confidence interval will: A. increase B.…
A: If we decrease the confidence level, the width of the confidence interval will also decrease.
Q: The following are ages in years of nine employees of a large company. 46, 22, 35, 26, 22, 53, 33,…
A: The question is about measures Given : Data : 46, 22, 35, 26, 22, 53, 33, 42, 59 To find : Mean…
Q: 6.82 If Y is a continuous random variable and m is the median of the distribution, then m is such…
A: Given that
Q: Assume a population of 1, 3, and 8. Assume that samples of size n=2 are randomly selected with…
A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…
Q: 138 257 127 137 198 117 211 164 Question content area bottom Part 1 The range of the sample…
A:
Q: Question 2. Show that, for a simple linear regression, R² = ry, where R² is the coefficient of…
A:
Q: mean and standard deviation for the numbers of sleepwalkers in groups of five. 1) The mean is…
A: Given that Probability mass function of X is x P(x) 0 0.161 1 0.363 2 0.319 3 0.118 4…
Q: On January 1, 2009, Breonna owed $12,960 to her friend Recardo, who was kind enough not to charge…
A: Given that, On January 1, 2009, Breonna owed $12,960 to her friend Recardo, who was kind enough not…
Q: Cholesterol levels (in mg/dL) were collected from a random sample of 24 patients two days after they…
A: The question is about 5 number summary Given : To find : a ) 5 number summary b ) IQR c ) Lower…
Q: The following probability distributions of job satisfaction scores for a sample of information…
A: Given data: Probability Probability Job satisfaction score IS Senior Executives IS Middle…
Q: Samples of skin experiencing desquamation are analyzed for both moisture and melanin content. The…
A: Given that Melanin content high = A' Melanin content low = A Total Moisture content high = B…
Q: Based on long term data, the time to travel a particular bus route is 1 hour with a standard…
A:
Q: amount of time, in minutes, that a woman must wait for a cab is uniformly distributed between zero…
A: Let X be the amount of time, in minutes, that a woman must wait for a cab is uniformly distribution…
Q: If 2 specific persons among the 10 people lined up to get on the bus refuse on following each other…
A:
Q: What is the probability of Sam deciding not to help and Frodo not destroying the ring? 0.12 Given…
A: Given: The probability that Frodo destroys the ring is 0.73 The probability that Sam decides to help…
Q: Obs. 1 2 3 4 6 7 8 9 10 00 Xu X 5 s LD 00 6 14 55 12 15 16 16 19 Y 23 16 25 ~~ 28 13 51 37 51 51 788…
A: The following formulas are used to calculate the desired entities: β^1=Covx,yVarx; β^0=y¯-β^1x¯;…
Q: E and F are mutually exclusive events. P(E) = 0.1; P(F) = 0.6. Find P(E | F) de
A:
Q: Listed below are prices in dollars for one night at different hotels in a certain region. Find the…
A: From the provided information, The data values are as follow: 240, 82, 93, 259, 88, 192, 86, 264…
Q: Assume that the number of automobiles arriving at a gasoline station is Poisson distributed and…
A:
Q: testing for Select one: a. 6 b. 7 c. 9 d. 5 O e. 4 pendence Ingency table with rows there ar
A:
Q: The economy will either be in a state of prosperity or recession and the probability of either is…
A: Given The data is as follows: Prosperity Recession A 5 -6 B 2 -2 C -3 1
Q: Determine the probability density function for the following cumulative distribution function. 0 x <…
A: Concept:In continuous probability distribution the value of particular random variable is always in…
Q: Hypothesis: The cookies are burning because an angry ghost haunts the oven At face value, this…
A: A scientific hypothesis may be termed as the proposition, in which a tentative explanation is tested…
Q: Suppose that a random sample of 200 entering students in 2000 showed 74% were still enrolled 3 years…
A:
Q: In the US women between the ages of 18 to 50 have shoe sizes that approximately follow a normal…
A: Given that: Population mean, μ=8.43 Population standard deviation, σ=1.35
Q: a) The top 13% would have incomes greater than $ (Round to the nearest dollar as needed.)
A: It is given that Mean, μ = 89930 Standard deviation, σ = 85000 Z-Score, Z = ( X - μ )/σ
Q: What will be the correlation Coefficient, R for the calibration graph above and what does it mean…
A: The objective is to interpret the correlation coefficient, R (and -1≤R≤1) from the provided graph.…
Q: Use a standard distribution table to find a z-score such that 10.03% of the area under the standard…
A: We have to find the z such that P(Z > z) = 10.03% = 0.1003
Q: A student randomly guesses at 6 multiple choice questions. Find the probability that the student…
A: Given that: Total number of students in a sample, n=6 Let X be the number of correct guesses by the…
Q: Find the probability of winning a lottery with the following. Select the six winning number from…
A: Find the probability of winning a lottery with the following. Select the six winning number from…
Q: Based on the Nielsen ratings, the local CBS affiliate claims its 10 p.m Newscast reaches 54% of…
A: Answer: From the given data, Population proportion (P) = 54% =…
Q: 3. If you roll Three fair six sided Dice and take the total there are 216 possible rolls (since 63 =…
A: Given information: Score Number of rolls that have that Score 3 1 4 3 5 6 6 10 7 15 8…
Q: Question 3. Let Bo and ₁ be the least squares estimators for a simple linear Bo + B₁X₁ + €. Show…
A:
Q: An article in Urban Ecosystems, "Urbanization and Warming of Phoenix (Arizona, USA): Impacts,…
A: Let x be the average mean temperatures. x X-X¯2 23.3 3.562656 21.7 0.082656 21.6 0.035156…
Q: A chemical technician measured the temperatures (in °C) of 15 different solutions. The temperatures…
A: It is given that the chemical technician measured the temperatures ( in 0C ) of 15 different…
Q: The probability distribution of a discrete random variable X is given in Table Q3. Table Q3 1 x 2…
A:
Q: A study reports that 36% of companies in Country A have three or more female board directors.…
A: From the provided information, A study reports that 36% of companies in Country A have three or…
Q: How do I explain if the mean and median are different, comparing the tibia length before and after…
A: Mean is the average of all the data set and it is the measure of central tendency. It is calculated…
Step by step
Solved in 2 steps