1. 1, 2, 2, 3, 3, 4, 5, 6, 7, 7, 8, 8, 8, 9, 10, 11, 11, 13, 15, 15, 21,24, 28, 32 a. Construct a frequency table. b. Construct a histogram (use 5 as the number of classes and starting point at 1).

Q: The following data represents the age of 30 lottery winners. 23 31 31 34 36 36 39 41 41 41 41 42 44…

A: We have given  data are…

Q: Will the corresponding 95% confidence interval for μ include 0 in its midst? Will the 99% confidence…

A: Here given that Two sided test of population mean , H0 : μ =0 H1 : μ ≠ 0 P- value = 0.03

Q: Please no written by hand solution and no img Below is the population of data:   2 5 6   What…

A: By using given data find following table, x x2 2 4 5 25 6 36 ∑x=13 ∑x2=65

Q: Q2: Let K be the last digit of your registration number then, Changes in airport procedures require…

A:

Q: The average square footage of a U.S. single-family home is 2000 square feet with a standard…

A: Mean(µ) = 201Standard deviations (σ) = 22 Number of samples (n) = 475

Q: The gas mileages (in miles per gallon) for 29 cars are shown in the frequency distribution.…

A: Gas Mileage (in miles per gallon) Frequency 27-31 13 32-36 9 37-41 2 42-46 5

Q: 2. Below is data on the number of vehicles involved in a fatal crash and city in California during…

A:

Q: In analyzing hits by certain bombs in a war, an area was partitioned into 566 regions, each with an…

A: Given Total bombs=505 Total regions=566

Q: Find the following probabilities for the standard normal curve. (a) P(0<=< 5.67) (b) P(= < -5.35)…

A: The standard normal variate probability value is calculated using the normal distribution table. The…

Q: A sample of 150 married women determined that 127 are happy in their marriage. A sample of 150…

A: That is, there is no evidence to conclude that the percent of women married who are happy in their…

Q: Use a stem-and-leaf plot to display the data, which represent the numbers of hours 24 nurses work…

A: Here the given data are:- we have to Construct the steam-and- leaf plot using this data . Given ,…

Q: A manufacturer of nickel-hydrogen batteries randomly selects 100 nickel plates for test cells,…

A: N = 100 X= 15   p̂ = x/n = 0.15   Hypothesis and alternative Ho:p= 0.10 H1:p&gt;0.10

Q: A confidence interval for (μ1−μ2) is (-5, 8). Which of the following inferences is correct? Question…

A: Given that, The conf. interval for the difference in the population means is (-5, 8).  To identify…

Q: Assume that you have a sample of n, =9, with the sample mean X₁ = 50, and a sample standard…

A: The data is given as- n1=9x¯1=50s1=4n2=13x¯2=34s2=6 Level of significance:  α=1-confidence…

Q: 2) The new owner of a company has been informed by previous owner that, historically, sales of…

A: Given data set:   Historical observation Experimental observation Model 1 30 out of 100 (or…

Q: d deviation of 0.9 minute. Complete parts (a) and (b) below The test statistic is (Round to two…

A: Sample size (n)=81 Sample mean =4.03  Sample Standard deviation =0.9 We have to find a..Test…

Q: How did we get the 0.1828 and 0.2056?

A: Sample size (n)=2400 Sue select 81 sample and Javier select 64 The formula for 100(1-α)% confidence…

Q: Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 0 2…

A: From the provided information, The probability distribution table is as follow: Dogs 0 1 2 3 4 5…

Q: A random sample of 10 candy store franchises had a mean startup cost $106.90 thousand and s = $29.40…

A: Sample size (n) = 10Sample mean (x̅) = 106.90Standard deviations (s) = 29.40Confidence level (c) =…

Q: Find the z-score for which 99% of the distribution's area lies between - z and z

A: Answer:- We use the Excel function [=NORM.S.INV(Area) ] to find the required Z-score.

Q: Suppose you are testing a 2-tailed hypothesis concerning the population mean using the Student's…

A: Answer:- Given, Sample size, n = 11  Test statistic is, t = -1.796  Two-tailed hypothesis test.…

Q: You are a researcher studying the lifespan of a certain species of bacteria. A preliminary sample of…

A: Answer:- Given, Sample mean, x¯ = 72  Sample standard deviation, S = 5  Margin of error (E) = 0.45…

Q: The hourly wages for a group of employees (in U. S. dollars) is given in the following set: {8, 12,…

A: Note: As per our guidelines we are supposed to answer only 3 subparts of any questions so i am…

Q: The weight of oranges growing in an orchard is normally distributed with a mean weight of 8 oz. and…

A: From the given information        Mean , μ=8 Standar deviation σ=1.5 We have to find how many orange…

Q: Imagine that the following four sentences are questions on a survey. Which question would produce…

A: We know that :-     Continuous data has an infinite number of           possible values that can be…

Q: In a one-tail hypothesis test where you reject Ho only in the upper tail, what is the p-value if…

A: We have given that Upper tailed  ZSTAT = +2.40

Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…

A: From the provided information, Number of observation (n) = 13 The data values are as follow: 9, 9,…

Q: A flood insurance policy has the following distribution this year: 1. The frequency of claims has a…

A: The frequency of claims has a Poisson dist. with λ=4 The severity of claims has a Pareto dist. with…

Q: Sales (thousands) 150- 100- Madshah 50 JAN 1995 JAN 1996 Figure 3 JAN 1997 JAN 1998 JAN 1999 Date…

A: Given the time series plot for Sales as

Q: Suppose a 90 percent confidence interval to estimate a population proportion was calculated from a…

A: From the provided information, Confidence level = 90% Sample proportion (p̂) = 18% Margin of error…

Q: The rule that describes the percentage of data within 1, 2, and 3 standard deviation of the mean is…

A: The rule that describes the percentage of data within 1, 2, and 3 standard deviation of the mean is…

Q: Qualitative researchers should view the opinions of other researchers about the themes derived from…

A: False : We can't always say that other researchers are unfamiliar with the studies There might be…

Q: Bob is a photographer who sells prints on consignment. Each week during the summer, Bob checks the…

A: Week Sold 1 17 2 10 3 9 4 16 5 18 6 14 7 9 8 8

Q: Would you expect distributions of these variables to be uniform, unimodal, or bimodal? Symmetric or…

A:

Q: K The mean height of women in a country (ages 20-29) is 64.2 inches. A random sample of 50 women in…

A: Answer:- Given, Population mean, µ =64.2  Population standard deviation, σ = 2.86  Sample size, n =…

Q: M Application Update: Next steps C X Ⓒbs2023…

A: Answer:- Given frequency distribution table is,  Number of TVs per Household  Frequency  0 1…

Q: 2. Janice polled her friends on social media and asked them to rate four flavors of ice cream (C =…

A:

Q: You are conducting a study to see if the probability of catching the flu this year is significantly…

A: claim:P≠0,37two tailed test Z=-1.893p value =?

Q: Given information Months  Demand April.         75 May.          60 June.         90 July.…

A: Consider the following calculations: months (x) Demand (y) xy x2 1 75 75 1 2 60 120 4 3 90…

Q: The owner of Torpid Oaks B&B wanted to know the average distance its guests had traveled. A random…

A: From the given information ,       Sample size,  n = 16   Since ,      n=16 &lt; 30 and population…

Q: A sports marketing company is interested in how many hours teenagers in a town spend watching…

A: From the given information,                         Sample mean, X=6.25  Sample standard deviation,…

Q: Which of the sections had the most variance in the scores? Which distribution of ACT scores has the…

A: Here given mean and standard deviation for each section of ACT exam. Use z score and calculate…

Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a…

A: As per our guidelines we are suppose to answer only one question kindly post the remaining question…

Q: A sample of 150 married women determined that 127 are happy in their marriage. A sample of 150…

A: n1=150, n2=150 As per our guidelines I can solve only first 3 subparts. Post the remaining subparts…

Q: A recent survey examined the working arrangements of married households. It was found that 88% of…

A: Answer:- According to the given information,  P(Households had at least one working member) = 88% =…

Q: Let x be a random variable representing dividend yield of bank stocks. We may assume that x has a…

A: Data X: 5.7 4.8 6.0 4.9 4.0 3.4 6.5 7.1 5.3 6.1  Sample size (n)=10 Sample mean x-=5.38 Population…

Q: The table shows the lifetimes in hours of samples from three different types of plant species…

A: Sample 1 Sample 2 Sample 3 457 454 460 461 456 458 459 458 456   455 458   452

Q: 6). If X is a binomial random variable with n=6 and p=0.4, the probability P(X21) is A) 0.2333 B)…

A: Q-6)binomial distributionn = 6p = 0.4P(x≥1) = ? Q-7)binomial distributionn = 9p = 0.4standard…

Q: A bag contains 11 Blue balls, 13 Red balls, and 11 Green balls. Two balls are going to be drawn from…

A: A bag contains 11 blue balls, 13 red balls and 11 green balls. Since you have asked multiple…

Q: Find the probability of z occurring in the indicated region. 0 1.75

A: From the provided information, The z score is to the right of normal curve. That is P (Z &gt; 1.75)