if 2 events A and B are independant and you know that P(A) = 0.75, what is the value of P(A|B)
Q: * P(x) -8 0.26 -7 0.1 0.13 2 0.27 5 0.24 Send data to Excel Part 1 of 2 (a) Find the mean. Round the...
A:
Q: Imagine that a study of memory and aging finds that younger participants correctly recall 55% of stu...
A:
Q: (a) Calculate the median of X. (b) Note: No need to show the second derivative. Calculate the mode o...
A:
Q: wele asked tő đěscribe their politics as "Liberal," "Moderate," or "Conservative." The results are s...
A: Solution: Sex L M C Total Female 40 35 5 80 Male 54 42 21 117 Total 94 77 26 197 Let L...
Q: A bottled water company has found in the past that 2% of their bottled water does not meet the compa...
A: Given that Number of trials n=12 Success of probability p =0.02
Q: A fair die is thrown 13 times. Find the probability that the number of fives obtained is between 1 a...
A: Let X be the number of getting 5 Let p be the probability of getting head S=sample space={1,2,3,4,...
Q: Find the mean and standard devlation for each blnomlal random varlable: a. n= 35, 7= .70 (Round your...
A: (a) Given that, n = 35, π=0.70 The values of mean and standard deviation are,
Q: TOPIC : PRMUTATION Solve for the unknown in each item. 1. P(n,n-1)=6
A:
Q: A large group of students took a statistics test. The mean score, from the scale of 10...
A:
Q: the probability that a bird will lay an egg is 75%, the probability that the egg will hatch is 50%, ...
A: Given that The probability that bird will lay an egg = 75% ; P(Egg) = 0.75 The probability that e...
Q: The overnight shipping business has skyrocketed in the last ten years. The single greatest predictor...
A: * SOLUTION :- Given that ,
Q: Kindly give step by step explanation so that I can understand Suppose that you have eight cards. F...
A: Given info: There are five green and three yellow cards. There are three even numbered cards: G2, G4...
Q: An experiment consists of testing two integrated circuits that come from the same silicon wafer, and...
A: We have given that
Q: elow are the scores of 50 students in Statistics Test. Construct a frequency distribution table. Sho...
A: Given: 56 48 47 42 52 58 42 37 68 40 32 46 45 41 38 34 54 57 61 53 26 45 46 44 50 30 40 56 44 39 21...
Q: Find the value of µ, and µ̟ from the following data: Intelligence Scores 40-44 35-39 30-34 25-29 20-...
A: Given that Class Frequency 40 - 44 3 35 - 39 4 30 - 34 5 25 - 29 5 20 - 24 3
Q: A player tosses two fair coins. He wins dollar 5 if 2 heads occur, dollar 2 if 1 head occurs and dol...
A:
Q: A random sample of 200 people is chosen and their eye color was observed with the following counts: ...
A:
Q: (For questions 1-3) The table below reports the marital status of 20 respondents in two different ap...
A: Given a table that reports the marital status of 20 respondents in two different arrangement complex...
Q: Clarice, John, Dominique, Roberto, and marco work for a publishing company. The company wants to sen...
A: Here Given Clarice, John, Dominique, Roberto, and marco work for a publishing company. Company want...
Q: Based on the data presented below, at an alpha = 0.05, which is true
A: Hypotheses: Null hypothesis: All the means are equal. Alternative hypothesis: At least one mean is d...
Q: We calculate a statistical power and find that it is 0.61. This means that if the null hypothesis is...
A: The power of test is defined as rejecting the null hypothesis when the alternative is true I.e null ...
Q: 1. what is the population mean? 2. what is the sampling distribution mean?
A: We have given that Population values : 2 4 8 Then we have to find the all possible samples of size ...
Q: Find the value of u, and u, from the following data: Intelligence Scores f 40-44 3 35-39 30-34 25-29...
A:
Q: A pediatrician wants to determine the relation that exists between a child's height, x, and head cir...
A: It is known that y represents the value of head circumference in inches and x represents the value o...
Q: mean and the standard deviation are 10 and 2 respectively. Find the arithmetic mean and the standard...
A:
Q: Standard error is useful for answering questions such as: a. Is the estimator biased? b. Are there ...
A: Standard error
Q: . A stenographer claims that she can take dictation at the rate of 120 words per mimute. Can we reje...
A:
Q: Which statement below is correct? a. Standard deviation should be used when calculating z for a sin...
A:
Q: If we are performing a two-tailed test of whether µ = 100, the probability of detecting a shift of t...
A:
Q: (X- Example 9-31. If X ~ N (µ, o²), obtain the p.d.f. of : U
A:
Q: The cost for board exam review services costs P11500, P11750, and P11250 for years 2018, 2019, and 2...
A: Given : Minimum cost = 11250 Maximum cost = 11750 Average cost = 11500 Range=?
Q: e table below shows how students performed based in their gender. Use the table to answer the follow...
A: Gender Grade Males Females total A 5 8 13 B 13 36 49 C 29 ...
Q: The data below are the height of 20 students in a class: 133 136 120 138 134 132 126 141 127 143 130...
A: 1. Select the data set. 2. Click on Insert tab than click (statistical icon) and under Histogram, S...
Q: The data below are the final exam scores of 10 randomly selected statistics students and the number...
A:
Q: A random variable X has the following pdf: f(x) = 9xe-3"; x > 0
A: Given: random variable x with gamma distribution with pdf f(x)=9*x *e^-(3x) : x>0 then to find...
Q: The accompanying data represent the homework scores for material on Polynomial and Rational Function...
A: Given : Class width = 10 First class = 30
Q: a. Roll all 3's? b. You roll all odd numbers? c. You roll at least one 5?
A:
Q: 4, find the standard deviationi of the second. sub-group.
A: Here use formula of grouped standard deviation
Q: It is known that P(A) = 0.7, P(B) = 0.4 and P(A and B) = 0.24. Which of the following is true? a...
A:
Q: + | 8 O 3/ 3 100% Temalese 20 O Male crabs A Female crabs 80 o DD OO 00 35 40 45 50 25 30 Carapace w...
A: Here the two variables are Rear width and Carapace width of crabs measured in mm. As width is given ...
Q: 5. A box has 3 hockey and 6 football cards. a) What is the probability of selecting a hockey card, k...
A: From the provided information, A box has 3 hockey and 6 footballs cards. Total cards = 3 + 6 = 9
Q: The following is a monthly trend equation : Y. = 20 + 2X [Origin : Jan., 1992 ; Convert it into an a...
A:
Q: (a) In a moderately asymmetrical distribution, the mode and mean are 32-1 and 35-4 respectively. Cal...
A:
Q: Sketch by hand a scatterplot of the number of uninsured people in 2007 (as the response variable) ag...
A: Given Information: Consider the data that shows the number of uninsured people from a survey of citi...
Q: The Canine Gourmet Company produces delicious dog treats for canines with discriminating tastes. Man...
A: Solution: Given information: X= 42 Process average R = 6 Process average range n= 8 sample size ...
Q: Problem: Find the value of Chi-square from the observed frequencies given below in a 3 x 3 matrix. O...
A:
Q: A random sample of 30 male college students was selected, and their heights were measured. The heigh...
A: Given that. Make a frequency distribution table with the help of given data. Total sample (n) = 30...
Q: You have 1000 dollars to put in an account with interest rate R, compounded annually. That is, if X,...
A:
Q: A company produces microchips used in electronic appliamces The probabilaty of a microchip being def...
A: Given, A company uses microchip used in electrical appliances. The probability of micro chip being d...
Q: Example 17-34. Let x1, x2, ..., x, denote random sample of size n from a uniform population with p.d...
A:
if 2
Step by step
Solved in 2 steps with 2 images