The heights of 10 year old American children are normally distributed with a mean height of 4 feet and 4 inches (or 52 inches) and a standard deviation of 4.75 inches. In order to be allowed to go on a particular kids ride at the amusement park, children must be at least 45.35 inches tall and no more than 60.075 inches tall. Use the Cumulative Z-Score Table to answer the following questions. Write your answers as a percent with two decimal places. What percent of 10 year old American children cannot go on the ride? % Hint

Q: 2. In some country 25% of the people have parents who are divorced. Suppose that there is a…

A: q-2)event A : parents divorcedevent B : person (children) is divorcedP(A) = 0.25P(A') = 1-0.25 =…

Q: The following table shows deaths due to tuberculosis (TB) in two towns. Complete parts (a) through…

A: a. The population for whites in Town 1 are 4675000.

Q: Use the probability distribution to complete parts (a) and (b) below. The probability distribution…

A: x p(x) 0 0.03 1 0.18 2 0.26 3 0.53

Q: 9.3 Sig Sleep Hours A teacher suspects that students at his school are getting less than the…

A: Solution: Given that: n= 28 Sample size  μ=8 Population mean x=∑xn=18628=6.6429 Sample mean…

Q: countries from 2002 to 2021. It includes data on temperature variations over a 20-year period and is…

A: *Answer:    Six different analyses that can be performed on this dataset are: Descriptive…

Q: Use the dataset ORG_QEarnings and perform the following regression: QE QEt-4 = a + ß* (QEt-1- QEt-5)…

A: Note: As per the guidelines, in case of multiple questions, answer to first question is allowed.…

Q: There are several batteries in a kitchen drawer: 6 of the batteries are good and 2 are dead. You…

A: given data, 6 of batteries are good2 are dead batteries8 total batteries.choose 3 batteries at…

Q: this is riht but I can't see all of the example

A: (a) We can use the complement rule to find the probability that less than 2 people believe they have…

Q: (SECOND SET) PLEASE AGAIN TRY TO SOLVE!! THANK YOU! 5. The trees in a city park form a line through…

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

Q: Some companies "grade on a bell curve" to compare the performance of their managers and professional…

A: Given The data is as follows: The company uses performance management process for grading the…

Q: 8. Determine whether you would reject or fail to reject the null hypothesis in the following…

A: Here we have to identify whether we reject or fail to reject the null hypothesis

Q: B. "The Monty Hall Problem." “Suppose you’re on a game show, and you’re given the choice of three…

A: Given: Let assume that C1 be the event that a car is behind the door 1 C2 be the event that a car is…

Q: You measure 30 watermelons' weights, and find they have a mean weight of 41 ounces. Assume the…

A: given data n = 30x¯ = 41σ = 9.599% ci for μ = ?

Q: A monkey climbs a ladder with n bars, so they jump to the next bar at rate A but fall at the bottom…

A: a. We can define the state space as S=0,1,2,…,n, where 0 represents the state of the monkey at the…

Q: iconic memory is a type of memory that holds  visual information for about half a second (0.5…

A: I used SPSS for calculations. Assuming 0.05 (5%) significance level.

Q: A standardized test for graduate school admission has a mean score of 156 with a standard deviation…

A: Given that: Population mean, μ=156 Population standard deviation, σ=7 Smaller sample size, n1=4…

Q: axine and Jeremiah began arguing about who did better on their tests, but they bulant decide etter…

A: Given that.   X~N( μ , ?)   Z-score =( x - μ )/?

Q: A sociologist sampled 1600 people who work in computer-related jobs and found that 30% of them have…

A: a) The study is to estimate the proportion who have changed jobs.

Q: Suppose the mean grade for a statistic midterm was 75 with Standard Deviation of 10.  Assume that…

A: For the distribution of the statistics midterm grades (denoted as the random variable X, and is…

Q: 1. Caroline is doing research on the heights of players on her soccer team. Select each description…

A: Please note that as per our guidelines if multiple questions are posted by a student we can answer…

Q: Assuming the normal model can be used, describe the sampling distribution X. OA. Approximately…

A: Given that, μ=68σ=16n=47

Q: The data given below show the number of overtime hours worked in one week per employee. Use the data…

A: Here the given data is

Q: 6) Consider the random variable Z₁ = cos (2 * π * Yn/n) where Yn is binomial(n,p) a. What is its…

A: This question considers a random variable Zn, which is defined as the cosine of 2π times a…

Q: No hand written solution and no img  Approximate the 85th percentile of the standard normal…

A: Given Approximate the 85th percentile of the standard normal distribution   . find the z-score, z,…

Q: P(x ≥ 168.75) = 1 P(Z ≤ 0.4545) = 1 - 0.1736 0.6736 = X

A: Given that  We have to find  P(x-≥168.75)=1-P(Z≤0.4545)

Q: A particular telephone number is used to receive both voice calls and fax messages. Suppose that 25%…

A: Given that: Success probability, p=0.25 Sample size, n=5

Q: Given P(A) = 0.037, find the probability of the complementary event.

A: Given that, P(A) = 0.037 To find the P(A').

Q: 5.16 In Example 5.4 that begins on page 186, you and two friends decided to go to Wendy's. Now,…

A: Given that: Success probability, p=0.909 Sample size, n=3

Q: The test statistic for a t test: A) Depends on the standard error of the mean B) samble mean C)…

A: The correct option is D) the appropriate t distribution to calculate the p-value in a t test

Q: A single card is drawn from a standard​ 52-card deck. What is the probability that the card is…

A: Given that : A single card is drawn from a standard​ 52-card deck.

Q: A sample set of weights in pounds are 1.01, 0.95, 1.03, 1.04, 0.97, 0.97, 0.99, 1.01, and 1.03.…

A: Given data: 1.01, 0.95, 1.03, 1.04, 0.97, 0.97, 0.99, 1.01, 1.03. The population of weights are…

Q: A production process manufactures electronic components with timing signals whose duration follows a…

A: Given that: Sample size, n=11

Q: 5) A company is to replace its fleet of cars. Eight possible models are considered and the transport…

A: Given the data as  Model Transports manager's ranking Saleswoman's grade Price (£10's) S 5 B…

Q: A frequency distribution is shown below. The number of televisions per household in a small town…

A: here no. of TV and no. of household are given we have to find out the frequency distribution for the…

Q: Suppose the mean grade for a statistic midterm was 7.5 with Standard Deviation of 10.  Assume that…

A: Given that information  Suppose the mean grade for a statistic midterm was 75 with Standard…

Q: A poll of 1995 U.S. adults found that 1818 U.S. adults, or 91.128% regularly used Facebook as a news…

A: Given that: Sample proportion, p^=0.91128

Q: (b) What is the approximate probability that x will be within 0.5 of the population mean μ? (Round…

A:

Q: A perplexed investor must choose an investment instrument from among 15 different stocks, 10…

A: Given Information: There are 15 different stocks, 10 different bonds, and 5 different mutual funds.…

Q: the following list of data (number of sold cars in every year ) , apply “exponential smoothing with…

A: We are given the yearly data for the number of cars sold. The data is as follows: Year Number of…

Q: The technology underlying hip replacements has changed as these operations have become more popular…

A: Given that: Number of successes, x=11 Sample size, n=146

Q: Question 2 a) A machine is set to produce disc plates with a mean diameter of 14 mm. A sample of 8…

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted......…

Q: a. Consider the two variables, High School GPA and Average Annual Earnings in Adulthood. Which is…

A: We have to answer the given questions by analyzing the above given graph between High school GPA and…

Q: provide step-by-step reasoning please

A: The correct answer is D) All of the above are necessary.

Q: Pearsons Product Moment Correlation Coefficient Given the data on the next page, compute the…

A: The given data is: Student Reading Scores  Writing Scores  1 26 5 2 25 2.3 3 29 4.3 4 34…

Q: 1. is 2. a single car selected not A manufactured in single germany at random or US car Selected at…

A: Given that, P(China) = 34% = 0.34 P(Japan) = 11% = 0.11 P(Germany) = 8% = 0.08 P(US) = 6% = 0.06 To…

Q: Let X be uniformly distributed on the interval [0, 1]; i.e., the pdf for X is given by (1, 0<2<1; 0,…

A: The required solution of the given question is as given in steps below.

Q: I had to find the 20th percentile with the following data.    0, 1, 2, 2, 2, 3, 4, 4, 4, 8..... My…

A: We have given the data, 0, 1, 2, 2, 2, 3, 4, 4, 4, 8 And we have to find 20th percentile ?

Q: Compute the range and sample standard deviation for strength of the concrete (in psi). 3920, 4070,…

A: Given The data is as follows: 3920, 4070, 3500, 3100, 2930, 3870, 4070, 4010

Q: From a sample with n=36, the mean duration of a geyser's eruptions is 3.06 minutes and the standard…

A: Given information- Sample size (n) = 36 Mean x̅ = 3.06 minutes Standard deviation (s) = 0.85 minutes…

Q: Click the icon to view the graph. hat year(s) (of the years displayed) was the change in the price…

A: We have to answer the given questions according to the graph.