Math

StatisticsQ&A LibraryThe test statistic in a right-tailed test is z=-0.73. Determine the P-value and decide whether, at the 10% significance level, the data provide sufficient evidence to reject the null hypothesis in favor of the alternative hypothesis. The P-value is _____________. (Round to three decimal places as needed.) This P-value _____________ (does not provide or provides) sufficient evidence to reject the null hypothesis in favor of the alternative hypothesis because it is ______________ (greater than or less than) the significance levelStart your trial now! First week only $4.99!*arrow_forward*

Question

The test statistic in a right-tailed test is z=-0.73. Determine the P-value and decide whether, at the 10% significance level, the data provide sufficient evidence to reject the null hypothesis in favor of the alternative hypothesis.

The P-value is _____________.

(Round to three decimal places as needed.)

This P-value _____________ (does not provide or provides) sufficient evidence to reject the null hypothesis in favor of the alternative hypothesis because it is ______________ (greater than or less than) the significance level

Tagged in

Math

Statistics

Find answers to questions asked by students like you.

Q: 3) 15 % of the area under the normal curve is between p - 20 and p + 20. ( Round to four decimal pla...

A: Click to see the answer

Q: Profit 19,449 0 42,877 13,738 17,843 87,256 41,825 7,655 20,011 51,420 53,37...

A: The descriptive analysis is conducted using EXCEL. The software procedure is given below: Enter the...

Q: Recently, a random sample of 25–34 year olds was asked, "How much do you currently have in savings...

A: Class Interval Frequency(f) Midpoint (x) f.x fx2 0-199 342 (0+199)/2= 99.5 34029 3385885.5 200-3...

Q: Please answer B, C & D.

A: Denote p as the true population proportion of recidivism rate of convicted sex offenders.

Q: The data below are yields for two different types of corn seed that were used on adjacent plots of l...

A: From the given information, the pair of observations are 8, confidence level is 95%, CI=d¯-tα2×sed¯,...

Q:

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any ...

Q: The United States ranks ninth in the world in per capita chocolate consumption; Forbes reports that ...

A: Null hypothesis: H0: µ≤ 9.5. Alternative hypothesis: Ha:µ> 9.5. Here, the sample mean, x-bar is 1...

Q: A student believes that the average grade on the final examination in statistics is at least 78. She...

A: Given information- We have given that a student believes that the average grade in the final examina...

Q: University admission officers believe that scores on the Scholastic Aptitude Test (SAT) are strongly...

A: Given Information : University admission officers believe that scores on the Scholastic Aptitude Te...

Q: Answer B C and D

A: I believe the mean is 128 and while copying the the value of mean is missed. Please refer to the nex...

Q: Does being part of a support group aﬀect the ability of people to quit smoking? A county health depa...

A: (a) The 2 x 2 contingency table is given as follows: Received nicotine patch +Met support group...

Q: Two tennis players A and B play according to the following rule: the first one to win two more sets ...

A: It is given that there are two tennis players A and B. If the first one to win two more seats than t...

Q: please answer the highlited portion. Thanks

A: Confidence Interval : A random sample from a population is taken to study the characteristics of pop...

Q: Two crossing, non-parallel lines in a graph pertaining to separate factors (i.e., A & B) in a tw...

A: Note: Hey, since multiple questions are posted, we will answer first question for you. If you want a...

Q: SAT scores are distributed with a mean of 1,500 and a standard deviation of 300. You are interested ...

A: State the given values. The z value at 95% confidence level is 1.96.

Q: Find a 99% confidence interval for the population mean age of the Smurfs, if a sample of 50 smurfs h...

A: Click to see the answer

Q: Based on a smartphone survey, assume that 60% of adults with smartphones use them in theaters. In a...

A: The population proportion is 0.60. In a separate survey of 226 adults with smartphones, it is found...

Q: I dont knowhow to do. this

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: Assume a population of 2 , 6 , and 7 . Assume that samples of size nequals 2 are randomly selecte...

A: The population of 2,6 and 7. And the samples are (2,2) (2,6) (2,7) (6,2) (6,6) (6,7) (7,2) (7,6) ...

Q: The following table lists the percentages of space for eight magazines that contain advertisements a...

A:

Q: I am having trouble solving this problem. Can you please provide me with some help? Thank you. I ...

A: State the hypotheses. That is, there is no evidence to conclude that the sample proportion differen...

Q: he table below summarizes data from a survey of a sample of women. Using a 0.05 significance level, ...

A: From the given information, Man Woman Total Women who agree 592 247 839 Women who disagree ...

Q: Express the confidence interval (62.1%, 70.5%) in the form of p^±E. ___ % ± ____ %

A: From the provided information, Confidence interval (62.1%, 70.5%)

Q: The manufacturer of hardness testing equipment uses steel-ball indenters to penetrate metal that is...

A: Solution: From the given information, the pair of observations are 9, confidence level is 95%, CI=d¯...

Q: One particular professional association of investors conducts a weekly survey of its members to meas...

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts. In case yo...

Q: Q1)Sixty-four independent measurements were made of the speed of light. They averaged 299,795 km/s a...

A: Given, Sixty-four independent measurements were made of the speed of light. They averaged 299,795 km...

Q: Let x be a random variable that represents the percentage of successful free throws a professional b...

A: (d) Obtain the value of b(slope) The value of slope is obtained below as follows: From the informati...

Q: What is a situation where you would test for homogeneity?

A: Chi-square test of homogeneity: Independent simple random samples are taken from two or more popula...

Q: You may need to use the appropriate appendix table or technology to answer this question. A random s...

A: Consider that p is the true proportion of people who prefer the candidate A.

Q: The table below summarizes data from a survey of a sample of women. Using a 0.05 significance level,...

A: Critical value: From the given information, the number of rows is 2 and the number of columns is 2...

Q: please help with: d, e ,f, g, h

A: (a) Determine the type of study. The type of study used t-test for a population mean. (b) St...

Q: Suppose that 12% of the population of the U.S. is left-handed. If a random sample of 190 people from...

A: Given that 12 % of the population is left handed Let p = proportion of left handed population = 0.12...

Q: The lifetime of a certain brand of battery is known to have a standard deviation of 19.8 hours. Sup...

A: Given Information: Standard deviation (σ) = 19.8 Sample size (n) = 150 Sample mean (x¯) = 34 To fi...

Q: I am having trouble solving this problem. Can you please provide me with some help? Thank you. I ...

A: Before After D (D-dbar)^2 47 57 10 25 52 54 2 9 67 72 5 0 31 37 6 1 62 60 -2 49 59 68 9 ...

Q: Water specimens are taken from water used for cooling as it is being discharged from a power plant i...

A: Note: Hi there! Thank you for posting the question. As there are several independent questions, acco...

Q: Find a 90% confidence interval for the true proportion of people that eat frog legs, if in a sample ...

A: Given, n = 732 p = 0.65 1 - α = 0.90α = 0.1α2 = 0.05 To find, 90% confidence interval for the true...

Q: The profits of a City Center in Thousand R.0 per day has the following probability distribution: Pro...

A: Note: Hey, since multiple subparts are posted, we will answer first three subparts according to our...

Q: Let us modify Computer Exercise C4 in Chapter 8 by using voting outcomes in 1990 for incumbentswho w...

A: i) From the given regression equation, the coefficient of voteA88 is 0.067. Interpretation: If the v...

Q: The mean SAT score in mathematics, μ, is 564. The standard deviation of these scores is 50. A specia...

A: Given information- Sample size, n = 70 Population mean, µ = 564 Sample mean, x-bar = 579 Population ...

Q: 240 meters. Is there sufficient evidence to refute this claim? Use a = .10. BATIKIM 488 350 457 199 ...

A: From the given information, Sample size n =20 Using EXCEL function, “]AVERAGE(A1:A20)”, the Sample m...

Q: 1. calculate the mean and standard deviation for this data set. Interpret the values you got. 2. Del...

A: X (x-xbar)^2 132 994.3511 192 810.3511 164 0.217778 111 2759.751 170 41.81778 159 20.551...

Q: For each problem, write which test you used in your calculator, draw the graph, calculate p-value, a...

A: Solution: The claim is to test is there enough evidence to show that the herbal gel treatment did no...

Q: The city of Raleigh has 7,200 registered voters. There are two candidates for city council in an upc...

A: In this context, it is known that the number of registered voters of city of Raleigh. Total no. of r...

Q: The following results come from two independent random samples taken of two populations. Sample 1 Sa...

A: Click to see the answer

Q: The average price of a college math textbook is $173 and the standard deviation is $30. Suppose that...

A: Note: Thank you for the question. Since multiple subparts are posted, according to our policy, we ar...

Q: The following information was obtained from matched samples taken from two populations. Assume the p...

A: Click to see the answer

Q: 300 people from the 66-69 age group who did not complete high school, 171 were not prepared financia...

A: (a) Let p denote the proportion of all individual ages 66 to 69 are adequately prepared financially ...

Q: In a combined study of northern pike, cutthroat trout, rainbow trout, and lake trout, it was found t...

A: Given, In a study of northern pike, cutthroat trout, rainbow trout, and lake trout, it was found tha...