Use technology to find the P-value for the hypothesis test described below The claim is that for a smartphone carrier's data speeds at airports, the mean is - 19.00 Mbps. The sample size is n-16 and the test statistic is t-1.011. P-value (Round to three decimal places as needed.)

Q: Find the sample standard deviation, rounding to one decimal place. 8, 8, 8, 11, 14, 14, 14 OA. 7.7…

A: It is given that the data in discrete form of size 7 are: 8, 8, 8, 11, 14, 14, 14

Q: Assume that x has a normal distribution with the specified mean and standard deviation. Find the…

A:

Q: The monthly earnings of a group of business students are normally distributed with a standard…

A:

Q: (a) P(x≤ a) = 0.81 a = (b) P(xa) = 0.67 (c) P(x ≥ a) = 0.61 (d) P(x > a) = 0.86 a =

A: Given that X~ U ( 2,5)

Q: Y)~ N₂(4, 5, 9, 4,-0.5). What is the conditional distribution of Y given X = 1?

A: Given that  (X,Y)~ N2(4,5,9,4,-0.5) Where μ1=4 , μ2=5 ,?12=9 , ?22=4 And ρ= -0.5 So follow normal…

Q: According to insurance records, a car with a certain protection system will be recovered 87% of the…

A: Binomial distribution: The discrete probability distribution of the number of successes in a series…

Q: The average annual miles driven per vehicle in the United States is 11.1 thousand miles, with ? ≈…

A:

Q: The alternative hypothesis, denoted by H1, represents the opposite of the null hypothesis and is…

A: Introduction: Denote the null hypothesis as H0, and the alternative hypothesis as H1.

Q: If 2 of 20 tires are defective and 8 of them are randomly chosen for inspection.what is the…

A:

Q: Prove that If P(A) > P(B), then P(A/B) > P(BIA)

A: The conditional probability is defined as P(A | B) = P(A and B)/P(B),  P(B | A) = P(A and B)/P(A)

Q: An advertiser claims that 70% of people stream their TV, 20% have cable, and the rest do not watch…

A:

Q: x is a normally normally distributed variable with mean µ = 21 and standard deviation o = 4. Find…

A: GivenMean(μ)=21standard deviation(σ)=4

Q: Probabilty of P(Z ≤ 1.76)

A: GivenP(z≤1.76)

Q: If the sum of the squares of five numbers is 165 and their variance is 8. What is the mean of the…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: Assume the random variable X is normally distributed with a mean of μ=62 and a standard deviation of…

A: Given that.   X~N( μ , ?^2 )   μ=62     , ?=8     Z-score =( x - μ )/?

Q: Zappos is an online retailer based in Nevada and employs 1,300 employees. One of their competitors,…

A: It is given that Sample size is n = 22 Sample mean M = 33.9 Sample SD s = 4.1 Levem of significance…

Q: The latest results from a method of gender selection shows that among 152 sets of parents using the…

A: Given data The latest results from a method of gender selection shows that among 152 sets of parents…

Q: If A, B, C, and D, are the only possible outcomes of an experiment, find the probability of D using…

A:

Q: The average weight of a professional football player in 2009 was 247.2 pounds. Assume the population…

A:

Q: horse racing meeting on one particular day last year. (a) What is the class width? (b) What is the…

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

Q: The below table shows the probabilities generated by rolling one die 50 times and noting the up…

A:

Q: = Find the class width for this histogram.

A: Here Given Histogram for the Exam score of Prealgebra Class... And  Class width = Upper Limit -…

Q: The estimated prevalence is 25% and the desired confidence is 95% with a margin of error of 4%.…

A:

Q: The mean SAT score in mathematics is 558 . The standard deviation of these scores is 36 . A special…

A:

Q: Consider the following frequency table representing the distribution of hours students watch tv in…

A: Class Frequency 20-25 10 26-31 12 32-37 11 38-43 14 44-49 10…

Q: = 13 ould you expect to find the middle 50% of most pregnancies? and raw samples of size 45 from…

A: Given Mu=265 Standard deviation= 13

Q: Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a)…

A: Given : Sample Size (n) = 58 Confidence Level = 95% So ; significance level = 5% = 0.05 Population…

Q: A basketball player is known to make 85% of their free throw shots. If she is allowed to take 20…

A: A basketball player is known to make 85% of their free throw shots; p=0.85 There are 20 shots; n=20

Q: Example 36. If A = 2 2 37 5 789 1 4 6 and B 987 6 5 4 find (a) AB ( 3 2 1

A:

Q: c. In a large class, the average grade in an economics course was 80 with SD of 10 points and the…

A: c) It is given that the regression model uses grades in economics to predict grades in psychology.…

Q: The monthly earnings of a group of business students are normally distributed with a standard…

A: Given that  Margin of error =E =132 Population standard deviation =532 93% confidence level.

Q: Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 8 8.14 13 8.73 9…

A: The question is about correlation : Given :   To find : a ) Scatterplot b ) r value c ) Identify…

Q: The population mean and standard deviation are given below. Find the indicated probability and…

A: Given Mean=12748 Standard deviations=1.5 n=32

Q: Claim: Fewer than 93% of adults have a cell phone. In a reputable poll of 1071 adults, 86% said that…

A: Formula of test statistic is as follows ,   z = p^-pp(1-p)n Where , p^ is sample proportion   p is…

Q: A simple random sample from a population with a normal distribution of 100 body temperatures has…

A:

Q: A study of working actors looked at age and gender. One sample of 55 male actors had a mean age of…

A: Given data n1=55       n2=55x¯1=32       x¯2=28σ1=2        σ2=4

Q: A computer help line receives on average 32 calls per 8 hour work day. The distribution is Poisson.…

A: Given that  average 32 calls per 8 hour work day.  P( x < 6 )  in an hour =?

Q: A coin-operated drink machine was designed to discharge a mean of 9 ounces of coffee per cup.…

A: The question is about formulation of null and alt. hypo. Given : Popl. mean of coffee machine…

Q: A sample of test scores is obtained. The scores are displayed as follows: 11, 16, 19, 15, 7, 8, 10…

A: HERE AS PER GUIDELINES I HAVE CALCULATED FIRST MAIN QUESTION  HERE given ,  A sample of test scores…

Q: Using the data below, what percentage of customers bought beer, wine, spirits and snack foods?…

A: It is given that the data into tabulated form in which customers can buy beer, wine, spirits, snack…

Q: Perform an appropriate statistical test using the dataset (Sheet name: Raw Data) if a researcher…

A:

Q: Enter the exact answer for the best estimate, and round your answers for the margin of error and the…

A: It is given that  x̅d = 3.1 sd = 2.3 nd = 30

Q: Higher scores indicate better performance in creative problem solving. Do the data support the claim…

A: from given data we have independent groups  we have to use difference of means testing in this…

Q: A sample of people have their income measured in dollars per year. Robin gets a deviation of +5 on…

A: Given: A sample of people have their income measured in dollars per year. Robin gets a deviation of…

Q: Can you please calculate the 95% confidence interval for this problem

A: From the obtained results, the mean of the difference is -2.1 and the standard deviation of the…

Q: mean is 72 and standard deviation is 8 what is  P( x ≤ 72)

A: Given,mean(μ)=72standard deviation(σ)=8

Q: A poll asked whether states should be allowed to conduct random drug tests on elected officials. Of…

A:

Q: What statistical test should we use to test hypothesis?

A: Test is that whether spicey rank this year is different from last year's.

Q: The body temperatures of a group of healthy adults have a bell-shaped distribution with a mean of…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: