Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho: p=0.88 versus H₁: p=0.88 n = 500, x=430, α = 0.05 ... Is npo (1-Po) ≥10? Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA. Yes, because npo (1-Po) OB. No, because npo (1-Po) =
Q: Let x be a continuous random variable that has a normal distribution with μ = 80 and = 19. Assuming…
A: The mean and standard deviation are 80 and 19, respectively.
Q: The number of felonies arrested per day with its corresponding probabilities, is shown below. Find…
A:
Q: Supposed a certain game is fair and costs $10 if you lose and has a net payoff of $9 if you win. The…
A:
Q: Suppose that the speed at which cars go on the freeway is normally distributed with mean 80 mph and…
A: Answer :- Given X be a normally distributed With mean (μ) = 80 mph and standard…
Q: c) What is the meaning of the standard deviation in relation to the data? (A 1) d) Describe how the…
A: The given data indicates the heights of students. Mean is the average of the data. It is the sum of…
Q: 1. There are 52C3 ways of drawing 3 cards from a standard deck of 52 cards, disregarding the order…
A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…
Q: also answer letter c. thank you
A:
Q: (X) Probability of selling pets P(X) 0 0.120 1 0.095 2 0.140 3 0.155 4 0.085 5 0.110 6…
A:
Q: One year, the mean age of an inmate on death row was 40.1 years. A sociologist wondered whether the…
A: Solution
Q: It is considered that the mean working age of boys in a city is 21 years old. A survey of a random…
A: Givensample size(n)=40Mean(x)=18standard deviation(s)=3significance level(α)=0.05
Q: (a) Find the five-number summary, and (b) draw a box-and-whisker plot of the data. 4 8 8 6 2 9 8 7 9…
A:
Q: S S es The following table summarizes the ages of a sample of 58 adults that are members of a…
A:
Q: Find the critical values x²1-α/2 and x² X²1-α/2= (Round to three decimal places as needed.) for a…
A: Chi square is the test which used to determine the relationship between the categorical variable. It…
Q: In this exercise involving paired differences, consider that it is reasonable to assume the…
A: Given: Sample size n = 11 Formula Used: Mean μ = n(n+1)4 Standard deviation σ = n(n+1)(2n+1)24…
Q: The population mean will always be the same as the mean of all possible X that can be computed from…
A: The sample size is n=27.
Q: According to the Centers for Disease Control and Prevention, 9.5% of high school students currently…
A: Given that Population proportion p=9.5%=0.095
Q: A drug store claims that the mean delivery time for medicines is less than 120 minutes with a…
A: Givendrug store claims that the mean delivery time for medicines is less than 120 minutesstandard…
Q: xplot indicates 4.80 4.75 4.77 D 4.47 5.19 5.18 5.82 4.75 5.11 4.79 4.73 4.52 Click the icon to view…
A:
Q: It is believed that an ice cream making machine at Mulungushi University tuck shop makes corn ice…
A: Given: μ = 5 Explanation: i). Since, the claim that the machine no longer makes 5g corn ice cream…
Q: Formulate the indicated conclusion in nontechnical terms. Be sure to address the original claim. A…
A: 29) Option B is the correct one. Null hypothesis H0: p=1 against alternative Hypothesis Ha:p<1…
Q: Question 3 Which of the following describes the numerical center and average of a data set?…
A: Mean, Mode, Median are the averages. They are measures of central tendency. They give us idea about…
Q: nfidence interval for the population standard deviation of the age (in weeks) at which babies first…
A:
Q: In general, what is true about the relationship between the Sum of Squared Residuals in the…
A: Option B is the answer.
Q: Identify the following as discrete or continuous variable: monthly income success of failure of the…
A: A discrete random variable can take only a finite number of values. But a continuous random variable…
Q: Illustrating Mean and Variance of Discrete Random Variable Construct a probability…
A: Solution: When coin is tossed the sample space S is S= {H, T} n( S)= 2 Let X represent the number…
Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…
A: Given that Number of data values (n) = 13 The data values are 8 , 10 ,11 , 11 , 8 , 9 , 7 , 7 , 7…
Q: The P-value for a hypothesis test is given. Determine whether the strength of the evidence against…
A:
Q: Suppose that X, Y and Z are statistically independent random variables, each of them with a x²(2)…
A: Result: if X~χ2(n) Mx(t)=(1-2t)-n/2 If X and Y are independent then E(XY)=E(X)E(Y)
Q: Question 1 Why might central tendency be helpful for interpreting data? A. It can tell us the…
A: Mean is generally considered the best measure of central tendency and the most frequently used .
Q: The histogram to the right represents the weights (in pounds) of members of a certain high-school…
A: We have to find clas width and upper limit from above histogram. Farmula used Class width=upper…
Q: In a test of the effectiveness of garlic for lowering cholesterol, 42 subjects were treated with…
A:
Q: According to the given data, how many possible research paper combinations can be written about…
A: here given , The students in an eighth-grade Social Studies class were assigned a research paper.…
Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…
A: To find : 1. Mean 2. Median 3. Mode
Q: Given the data below on the weekly expenditure on beers by some MPA/MIRD 802 students during the…
A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…
Q: 1) Let X be a discrete random variable with the following PMF 0.1 for x = 0.2 0.2 for x = 0.4 0.2…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Part 1 What is the confidence interval for the population mean μ? enter your response here<μ<enter…
A: Given that Data X: 3, 5, 6, 6, 6, 8, 8, 8, 8, 8, 9,10 We have to find the confidence interval for…
Q: What are the different sampling techniques?
A: The different sampling techniques are:
Q: company wants to improve sales. Past sales data indicate that the average sale was Php 200 per…
A: Solution
Q: A mechanic sells a brand of automobile tire that has a life expectancy that is normally distributed,…
A: Given: μ = 36000 miles σ = 2700 miles Formula Used: Z-score = X-μσ
Q: Estimate the most likely degree of correlation for the scatterplot Options: a. 0 b. .85 c. -.90…
A: From the scatterplot, Here the correlation coefficient is positive. This are increasing in order…
Q: A researcher wishes to estimate the proportion of adults who have high-speed Internet access. What…
A: Solution-: Given: M.E.=0.03, c=0.90 We want to find sample size for (a) She uses a previous estimate…
Q: Need help with c,d and f
A:
Q: Describe a hypothetical study that uses questionnaire, interview or observational data.
A: The process of collecting data with a questionnaire is known as" surveying." The device for…
Q: A student in this course last year had a 65% test average, 80% homework average, and 90% discussion…
A:
Q: Sum Sq F Val 36.43 Mean Sq 18.217 6.502 2. 221.08 0¹*** 0.001 ** 0.01 '*' sd 2.5775 9129
A: Bonferroni confidence interval for µi − µj : x¯3-x¯1±tα2m;N-kSp1n3+1n1 where Sp=(n3-1) s12+(n4-1)…
Q: Test the null hypothesis of independence of the two classifications A and B of the accompanying…
A:
Q: The pass completion percentages of 10 college football quarterbacks for their freshman and sophomore…
A:
Q: laboratory scale is known to have a standard deviation σ=0.001 grams in repeated weighings. Scale…
A:
Q: Japan P/E Ratio 155 26 United States P/E Ratio 12 23
A: Japan US P/E Ratio P/E Ratio 155 12 26 23 18 23 127 45 36 21 215 13 63 26 664 13…
Q: What is not an advantage of pooling multiple cross sectional datasets? the ability to estimate how…
A: Option A is the answer.
Step by step
Solved in 2 steps with 1 images
- A Bitter Dispute With the publication of Ars Magna, a dispute intensified between Jerome Cardan and another mathematician named Niceolo Fontana, otherwise known as Tartaglia. What was the dispute, and how did it arise? In your opinion, who was at fault? Write a paragraph or two about your findings.Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. H0: p=0.7 versus H1: p>0.7 n=250; x=185, α=Provide appropiate answer The P-value for hypothesis test is P = 0.082 due you reject or fail to reject H0 when the level of signinicance is a = 0.05?
- B. Calculate the P-value. P-value=____ C. What is the conclusion for this hypothesis test? Reject H0. or Fail to reject H0?The P-value for a hypothesis test is shown. Use the P-value to decide whether to reject Upper H 0 when the level of significance is (a) alpha equals0.01 , (b) alpha equals0.05 , and (c) alpha equals0.10 . Pequals 0.0943 (a) Do you reject or fail to reject Upper H 0 at the 0.01 level of significance? A. Reject Upper H 0 because the P-value, 0.0943 , is greater than alpha equals0.01 . B. Fail to reject Upper H 0 because the P-value, 0.0943 , is less than alpha equals0.01 . C. Reject Upper H 0 because the P-value, 0.0943 , is less than alpha equals0.01 . D. Fail to reject Upper H 0 because the P-value, 0.0943 , is greater than alpha equals0.01 . (b) Do you reject or fail to reject Upper H 0 at the 0.05 level of significance? A. Reject Upper H 0 because the P-value, 0.0943 , is less than alpha equals0.05 . B. Fail…Use the six steps of hypothesis testing to answer the following question. Remember to determine if the problem is a Z test or T test as that will influence your critical value. You believe you have discovered a topical solution that heals wounds faster. The average number of days it takes to remove stiches after surgery in all hospital patients is 12. In a sample of 29 patients the average number of days to remove stiches is 10.5 with a std dev. Of 1.2 Did your solution lessen the number of days patients had stiches
- The P-value for a hypothesis test is shown. Use the P-value to decide whether to reject Upper H 0 when the level of significance is (a) alpha equals0.01 , (b) alpha equals0.05 , and (c) alpha equals0.10 . Pequals 0.0683 (a) Do you reject or fail to reject Upper H 0 at the 0.01 level of significance? A. Fail to reject Upper H 0 because the P-value, 0.0683 , is less than alpha equals0.01 . B. Fail to reject Upper H 0 because the P-value, 0.0683 , is greater than alpha equals0.01 . C. Reject Upper H 0 because the P-value, 0.0683 , is less than alpha equals0.01 . D. Reject Upper H 0 because the P-value, 0.0683 , is greater than alpha equals0.01 . (b) Do you reject or fail to reject Upper H 0 at the 0.05 level of significance? A. Fail to reject Upper H 0 because the P-value, 0.0683 , is less than alpha equals0.05 .…A researcher believes that more than half of college students average less than 6 hours of sleep per night during the week. Suppose she collected data to test her belief and found a p-value < 0.0001. Fill in the information for her hypothesis test below. Fail to reject/reject H0 since a. Fail to reject H0 since p = 0.05 > 0.0001 b. Fail to reject H0 since p < 0.0001 < 0.05 c. Reject H0 since p < 0.0001 < 0.05 d. Reject H0 since p = 0.05 > 0.0001Consider the hypotheses below. H0 u = 50. H0 u≠ 50 Given that x= 53, s= 20, n= 25, and a= 0.05, answer the questions below. a) what conclusions should be drawn b) use technology to determine the p value for this test Please help i am having trouble and keep getting it wrong !
- A researcher believes that more than half of college students average less than 6 hours of sleep per night during the week. Suppose she collected data to test her belief and found a p-value < 0.0001. Fill in the information for her hypothesis test below. p = a. p = 0.05 b. p = 0.0001 c. p < 0.0001 d. p > 0.0001A researcher believes that the average amount of calories consumed daily differs between adult males and adult females between the ages of 25 and 35. Suppose she collected data to test her belief and found a p-value of 0.023. Fill in the information for her hypothesis test below. Fail to reject/reject H0 since a. Fail to reject H0 since p = 0.023 < 0.05 b. Fail to reject H0 since p = 0.05 > 0.023 c. Reject H0 since p = 0.023 < 0.05 d. Reject H0 since p = 0.05 > 0.023A test of hypothesis is statistic H0: u=150 versus H1:u greater than 150 was performed. The P-value was 0.035. Fill in the blank: If u=65, then the prpbability of observing a test as extreme as or more extreme than the one actually observed is ________________.