The probability that a given tourist goes to the amusement park is 0.47, and the probability that she goes to the water park is 0.58. If the probability that she goes to either the water park or the amusement park is 0.95, what is the probability that she visits both of the parks on vacation?(4 decimal digits)

Q: Suppose that a department contains 8 men and 12 women. A committee with six members is to be formed,…

A:

Q: In practice, when comparing two means using small samples, when would you recommend assuming equal…

A: We use the F-test to test for the equality of two variancesF test is a ratio of two variances  An…

Q: What is the critical F statistic value at the .05 level of significance for the following: F (4,…

A: Obtain the critical value of F(4,70) at the 0.05 level of significance. The critical value of…

Q: State the degrees of freedom for the F test for overall significance. (c-1) Calculate the F…

A:

Q: In practice, when comparing two means using small samples, when would you recommend assuming equal…

A: We have given the statement two samples, using small samples

Q: Mr. Miller gave a 5-point quiz to a small class of two students. The students' names and quiz scores…

A: Given

Q: Omitting a variable from our model that has a causal effect on our dependent variable always leads…

A: Omitting a variable from our model that has a causal effect on our dependent variable always leads…

Q: An investment website can tell what devices are used to access their site. The site managers wonder…

A: It is given that n=420 and p=0.40.

Q: the blood drive, what's the probability that the clinic will not have sufficient O-negative donors?

A: People with O-negative blood are called "universal donors" because O negative blood can be given to…

Q: A professor would like to use a 97% confidence interval to estimate the mean amount of time IRSC…

A: Obtain the sample size needed. The sample size needed is obtained below as follows : Use EXCEL…

Q: One bag contains 4 white balls and 2 black balls; another contains 3 white balls and 5 black. If one…

A:

Q: A regression was run to determine if there is a relationship between hours of study per week (x) and…

A: When we want to predict the value of one variable, say y, from the given value of another variable,…

Q: Problem #1 The Senior high school students of EClaro wanted to raise money to have their graduation…

A:

Q: Is there any relationship between the satisfaction of Hong Kong, the attractiveness of Hong Kong and…

A: Correlation shows the degree of association between the two numerical variable. It value ranges from…

Q: Based on past​ experience, a bank believes that 13​% of the people who receive loans will not make…

A: The random variable people who receive loans will not make payments on time follows binomial…

Q: Suppose a class has 15 males and 17 females and a committee of size 7 is required. How many ways can…

A: Solution

Q: Calculate the standard deviation of   2,3,3,3,9.

A: Given that  The data are 2,3,3,3,9

Q: Construct a 99% confidence interval estimate of the difference u, - Hi, where u, is the mean age of…

A: In testing of hypothesis, Level of Significance is the probability of rejecting a null hypothesis…

Q: The average number of miles (in thousands) that a car's tire will function before needing…

A: As per bartelby guideline expert have to answer first three subparts only dear student please upload…

Q: 1. Let Z be a standard normal random variable. Calculate the following probabilities.

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

Q: A coin is tossed at the same time with a die. What is the probability of getting a  tail and a 3?

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: QUESTION 5 As the confidence level increases (90% to 95% to 99%, for example). the confidence…

A: We want to tell you above statement, which one is the correct choice.

Q: the probability that 3 of them are black and 2 white. A box contains 8 black and 4 white balls. If 5…

A:

Q: The recommended daily allowance (RDA) of iron for adult females under the age of 51 is 18 mg. We…

A: Givensample size(n)=48Mean(x)=16.4standard deviation(s)=4.1α=5%=0.05

Q: Suppose when will like to construct a 81% confidence interval for a sample mean when the population…

A: Solution-: Given: c=0.81  We determined the Z value that would be used to contract such a confidence…

Q: b) The table below shows the color and the model of cars purchased by 160 randomly selected…

A: Given that -

Q: The number of shipwrecks in a year along a certain shipping route has a population distribution as…

A: By central limit theorem, The distribution of the sample mean is Normally distributed, if the sample…

Q: From the data given below construct the quantity index number for 1998 using the Walsch's formula,…

A: Index number are used to understand the change in price over a period of time, There is two types of…

Q: The probability that a regularly scheduled flight departs on time is 0.85; the probability that it…

A: Solution

Q: If n= 25 , M = 20%, M = 10%, and s - 15%, Did the training significantly reduce how much the…

A:

Q: The President of the Farmers Association wants to know how the amount of fertilizer and the amount…

A: From the given output i. Write out the regression equation ii. What is the sample size used in this…

Q: A small set of data has been collected to explore how much of an effect Thawing Degree Days (TDD)…

A: The dependent variable is TDD. The independent variable is Depth of active layer. We have to test…

Q: (a) What would the sampling distribution of the sample mean for a random sample of size n=2 years…

A:

Q: A company wanted to know if attending a course on "how to be a successful salesperson" can increase…

A: In testing of statistical hypothesis, when the testing is conducted to compare the results of same…

Q: For the following graph, if we add the seventh class, what it would be and what is its midpoint? 1.5…

A: The lower and upper limits are 1.5 and 3.5.

Q: 7 blue, red 8 blue, green blue, blue

A: Given that  Slice Winning (in dollars) Red 5 Green 6 Blue 6

Q: The owner of a factory that sells a particular brand of bottled fruit juice claims that the average…

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

Q: Examine the Paasche's weighted aggregative method and the weighted price relative method in the…

A:

Q: (b) Use the table from part (a) to find u- (the mean of the sampling distribution of the sample…

A:

Q: A married couple agreed to continue bearing a new child until they get two boys,  but not more than…

A: Let p be the probability of getting boy  q be the probability of getting girl  p=q=0.5 , n=number…

Q: QUESTION 1 Suppose we are trying to calculate a 99% confidence interval for a population mean height…

A: According to bartleby we can answer any one question Question 1 According to the given information…

Q: In multiple regression, R can be ________.   Question 6 options:   tested for significance…

A: In multiple regression, R can be __   considered equivalent to covariance ______.

Q: In a sample of 250 students in a university, 50, or 20%, are Math majors. Based on the above…

A: Solution: Given information: n= 250 Sample size of students p^= 0.20 Sample proportion of math…

Q: Suppose when will like to construct a 98% confidence interval for a sample mean when the population…

A:

Q: Question Two a) The table below shows the probability distribution of the discrete random variable…

A:

Q: In the construction of the retail price index numbers the weights were assigned as follows. Food 0,…

A:

Q: The data are: Subject Starting SBP Ending SBP 1 140 128 2 130 125 3 150 140 4 160 162 135 137 128…

A: Paired t test is used to test whether the mean difference between two groups is zero. That is ,…

Q: The following table shows the number of people who have different eye color and hair colors. Hair…

A: We have  the following  data  the number of people  different eye color and hair color.

Q: A local sandwich shop makes an Italian sandwich that contains ham, salami, and pepperoni meats. Let…

A:

Q: 4. The average public elementary school has 468 students with a standard deviation of 87. If a…

A: Here use given step by step solution and normal distribution of sample mean