answer the following:  **1.  Determine the test statistic.  x2 = ____ **2.  Determine the P-value of the test statistic. p= ____

Q: The type of household for the U.S. population and for a random sample of 411 households from a…

A: Given that

Q: Q12. If 150 households were surveyed out of which 120 households have internet fiber cable, then…

A: Given Data: x=150-120=30 n=150

Q: testing in this problem? mean proportion What is the level of significance? e the null and alternate…

A: Given:p_0=35%=0.35 As the population proportion is given, thus we are testing the single…

Q: From past experience, a teacher believes. score on an exam is 75. A sample of 20 follows: 78, 75,…

A:

Q: what statistical tool to use in:  significant difference between the set of factors identified by…

A: introduction - statistical tools - Statistical tools are used for planning , designing , decision…

Q: On his first three quizzes, Patrick earned a 15, 18, and 16. (A perfect score would have been 20…

A: On his first three quizzes, Patrick earned a 15, 18, and 16. (A perfect score would have been 20…

Q: 15  A university researcher tests whether year in college (first-year, sophomore, junior, senior)…

A: Solution: Given information: There are four variable in year in college  and four variable in…

Q: The 3rd quartile of the ages of 300 students of Math class is 22 years. Which of the following…

A:

Q: The mode score on a statistics exam was 83. Which of these interpretations is correct? A.More…

A: Given information Mode score on a statistics exam = 83 Mode = The number having highest frequency is…

Q: What is the p-value of a one-sided less than One-Sample Z-Test for Mean where the z-statistic equals…

A: We have to find correct option.

Q: A random sample of 1648 Texas government employees were selected for a study on race.  The table…

A: Total frequency = total no. of Texas government employees were selected for a study on race=1648 We…

Q: 1. Elena must take MATH 3020 next semester. She heard Dr. Instructor's class is an easy A, and she…

A: From the provided information, Sample size (n) = 35 From which 28 passed with an A.

Q: 20 high school Spanish teachers attended an intensive summer course designed to improve their…

A: Given that, X1 bar = 27.3 S1= 5.04 X2 bar= 28.75 S1 = 4.74 n1= n2= 20 Hypothesis,  Ho: The course…

Q: What statistical test should she use to analyze the data? a. Paired t-test b. One Way ANOVA c.…

A: Answer: Given that, The Superintendent of Schools wants to examine whether there are differences in…

Q: A random sample of 1728 Texas government employees were selected for a study on race. The table…

A:

Q: 2. The data below are the results of two 25-point quizzes in an AP Statistics class. A. Compare the…

A:

Q: Part A: Create and upload a dotplot, representing the frequencies of each outcome. Sample scale…

A: The data for the responses are given.

Q: A study claims that a normal female body has a temperature of 98.6 degrees Fahrenheit. The body…

A: The t test are used to make mean significant between the sample and population. It also used to make…

Q: The following table shows the systolic blood pressure of 5 women and 5 men.   Women 110 120 95…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…

Q: a. For this study, we should use Select an answer b. The null and alternative hypotheses would be:…

A: It is given that Favourable cases, x1 = 386Sample size, n1 = 590Favourable cases, x2 = 363Sample…

Q: c) Perform the mechanics of the test. What is the P-value? P-value = (Round to three decimal places…

A: The given hypothesis is H0:p=0.07 vs HA:p>0.07.

Q: Refer to the sample data for polygraph tests shown below. If one of the test subjects is randomly…

A: GivenNo.of Positive test results=Did not lied + Lied=13+41=54No.of Negative test results=Did not…

Q: responses are the same for subjects interviewed by men and the subjects interviewed by women. Does…

A: We want to test the hypothesis

Q: According to a recent report, 21% of all adults routinely skip breakfast. A researcher believes this…

A:

Q: A student counted the colors of 293 plain​ M&M's and 310   peanut​ M&M's. The results are recorded…

A: Step 1: Here we have to test whether 2 populations have same proportion. The test here used is,test…

Q: Use these results from a USA Today survey in which 510 people choseto respond to this question that…

A:

Q: The success status of 300 students who took the university exam from 3 different cities is as…

A:

Q: The question is asking for all applicable answers and I though it was just the three I had selected…

A:

Q: The following are the average grade of a sample of 20 Senior High School students for the first…

A: Given: α=5% Sample size, n=20 Grade 91 88 93 95 95 85 89 93 89 91 91 92…

Q: Interpret the interval. Choose the correct answer below.

A: here use basic of confidence interval

Q: According to the Vivino website, the mean price for a bottle of red wine that scores 4.0 or higher…

A:

Q: 5)Goofy is running for Mayor of Duckburg.  He asks 6 ducks in Duckburg if they will vote for him and…

A: Solution To calculate the probability we will use z distribution.

Q: he ff. examination scores, were achieved by 20 students enrolled in a dec nalysis course: 39, 46,…

A: We will solve the problem.

Q: b. What is the highest grade you would be able to earn in the

A: In this question we will use basic of algebra i.e statistics  We will use the concept pf mean of any…

Q: What is the mean and symbol of the following sample of numbers? 1,1,39,2,2

A:

Q: A sample consists of the following n = 6 scores: 5, 5, 5, 8, 8, 8 What is the Z-score for the raw…

A:

Q: The marketing manager of a Stellenbosch wine estate wishes to determine whether there is a…

A:

Q: What are 6 statistic problems that can be identified in the following images. Describe completely.

A: Given images of study between Jelly Beans and Acne, Different color of Jelly beans and Acne.

Q: find the test statistic significance level = .10    Yes  No Undecided  Emplyed  30 15 5 Unemployed…

A: which test to perform is not mentioned.  since the data fits for Chi square test , we perform Chi…

Q: What is the essence of all inferential statistics? a.Making inferences about the characteristics…

A: Correct option is b   b. .Using sample data to make statements about the scores and relationships in…

Q: The Buffalo distributor wants to find out whether there is a difference in the mean sales for cola…

A: Given: A buffalo, your cola distributor is featuring a super special sale on 12 packs. She wonders…

Q: Ten students took a test in a statistics course and got the following marks: 6, 2, 8,4, 10 ,8 , 4 ,…

A: We have to find out given mean..

Q: Q3. Paired sample t test can be used in an analysis involving pre-test and post-test data or in…

A: Paired sample t test is used under following assumptions: 1) sample sizes are equal. 2) The two…

Q: In a test of the quality of two television commercials, each commercial was shown in a separate test…

A: a)

Q: The mayoral challenger claims that less than 30% of residents over the age of 25 have bachelor’s…

A:

Q: 11. 1,200 people visited the most recent car show in Atlanta. A company there wanted to do a survey…

A:

Q: If Ashley wants to test for GPA differences among first-, second-, third-, and fourth-year college…

A: Here, we are testing the GPA differences among first, second, third and fourth year college…

Q: Part D: How did the absence of the type of students who skipped this question affect the average…

A: The average of a data is given by: x=x1+x2+...+xnn. So, the numerator is the sum of all the…