An independent-samples t-test provides the followingdata: t-obt is 2.66, t-crit is 2.086What is the correct statistical conclusion here?O We fail to reject the null hypothesis and conclude that there isa significant difference between the groups' meansWe reject the null hypothesis and conclude that there is nosignificant difference between the groups' meansO We reject the null hypothesis and conclude that there is asignificant difference between the groups' meansO We fail to reject the null hypothesis and conclude that there isno significant difference between the groups' means

Answered: An independent-samples t-test provides…

An independent-samples t-test provides the following data: t-obt is 2.66, t-crit is 2.086 What is the correct statistical conclusion here?

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 58E: What is meant by the sample space of an experiment?

See similar textbooks

Related questions

Q: Using the same data from the previous question, what are the range, sum of squares, sample variance,…

A: Range is the difference between Maximum and Minimum value.

Q: A study has been conducted to compare the depression levels reported by Australian adults across…

A: Given : Ist age group = 18 to 29 IInd age group = 30 to 39 IIIrd age group = 40 to 49

Q: what is the sample variance and estimated standard error for the following sample? n=16 with ss=540

A: The sample size is 16, and sum of squares is 540. The sample variance is, s2=SSn-1=54016-1=54015=36…

Q: Given below are the analysis of variance results from a Minitab display. Assume that you want to use…

A: From the given output,

Q: The following sample was obtained from the population. 13,7,6,12,0,4 b) Compute the sample…

Q: Given the data 10 15 20 25 30 35 Find: 1. sample mean 2. sample variance 3. sample standard…

Q: An investigation of water plant growth compares the heights (inches) of species of plant growing in…

A: From the given information, Consider, the provided information is as given below: Mean…

Q: Maths Teat Scores 75 100 KEY:=1 student %3D ☆☆☆☆☆十三 ****+8 タタタ+ タタ+

A: From given plot the data values are1,1,2,3,4,7,5Arrange the data in ascending order1,1,2,3,4,5,7

Q: The results of a mathematics placement exam at two different campuses of Mercy College follow:…

A: Given that sample size 1 (n1) = 330 Sample size 2 (n2) = 310 Sample mean 1( x1) = 33 sample mean 2…

Q: The following random sample was selected from a normal distribution. 1,17,5,3,19,5,17,3,10,14…

A: We have given that, A random sample of size 10 was selected from a normal distribution with data,…

Q: Q1. Consider the following results for independent samples taken from two populations. |Sample 1 n…

Q: Consider a sample with data values of 27, 25, 23, 17, 31, 34, 28, and 25. Compute the range,…

A: Arranging observation in the ascending order.17, 23, 25, 25, 27, 28, 31, 34 n=8 Q1 = n+14th value of…

Q: The following sample data are presented: 1.8, 1.9, 1.8, 2.4, 5.1, 3.1, 5.5, 5.1, 8.3, 13.7, 5.3,…

A: Arranging the data into ascending order: 1.8, 1.8, 1.9, 2.4, 3.1, 3.7, 3.8, 4.9, 5.1, 5.1, 5.3, 5.5,…

Q: Compute the SS for the following sample. Then, compute the sample variance and standard deviation.…

A: The mean of the sample 1,3,1,1 is mean ( x̄ )=(1+3+1+1)/4 =1.5 The sum of square (SS) can be…

Q: Which of the following factors does not affect the power of a test? A. Sample size B. Significance…

Q: Consider the following data: 8,8, 3, 8, 3,3,9 Step 1 of 3: Calculate the value of the sample…

A: x x2 8 64 8 64 3 9 8 64 3 9 3 9 9 81 ∑x=42 ∑x2=300

Q: Consider the following data: 9, 11, 14, 14, 1, 9, 5 Step 1 of 3: Calculate the value of the sample…

A: The given data values are, 9, 11, 14, 14, 1, 9, 5 The value of sample mean is,

Q: At a .01 significance level, with a sample size of 60, find the critical value for the correlation…

A: Given that, N=60 Level of significance =0.01

Q: which of the following sample data: sample size= 100 sample mean= 34oz/hr sample variance= 9oz/…

A: which of the following sample data: sample size= 100 sample mean= 34oz/hr sample variance=…

Q: For the following sample, use the computational formula to calculate SS. Then, compute the sample…

A: Given: The scores are 1 7 1 1

Q: Calculate the ANOVA for the following data: Sample A Sample B Sample C 1…

A: Note:Thank you for posting the question. We have considered the values after sample C as the first…

Q: Given the data 4 7 10 13 17 21 24, Find: 1. sample mean 2. sample variance 3. sample standard…

Q: Calculate the z – score of the following data: Sample mean: 60 Standard deviation: 5 Select…

A: Given problem Given that We have to find the z – score of the following data . We know the…

Q: Give the mean and the standard deviation of the distribution of means for mean=100; Variance=100;…

Q: I need a solution that shows every step and includes curve.I am really bad at statistics and i will…

Q: Find the sample size necessary for a 95% confidence level with maximal margin of error E = 1.20 for…

A: Standard Deviation = σ = 1.89 Margin of Error = E = 1.2 Confidence Level = 95 Significance…

Q: For an independent-samples t-test, what is the effect of increasing the number of scores in the…

A: Answer: For an independent samples t test, By increasing the number of scores in the samples will…

Q: Find the sample variance and standard deviation. 19, 13, 2, 9, 11 O

A: 19 361 13 169 2 4 9 81 11 121

Q: calculate the pooled variance for the following samples: sample 1, n= 73 with a sample variance =…

Q: 4) Consider the following statistics in the mid-season of Spanish La Liga. Sample Variance Mean Ball…

A: Given n1=14, X1bar=0.7, s1^2=0.2 n2=12,X2bar=0.80, s2^2=0.70 Alpha=0.10

Q: 4) Consider the following statistics in the mid-season of Spanish La Liga. Mean Ball Sample…

A: Note, Since you have asked multiple question, we will solve the first question for you. If you want…

Q: Please compute the sample mean, standard deviation, and estimated standard error for M. The…

A: From the provided information, The sample scores are 1,5,1,1 The required sample mean can be…

Q: 5. Consider the partially completed ANOVA summary table below. Source df MS Regression 1 700…

A: There is one independent variable and one dependent variable in the data. The partial ANOVA table is…

Q: Compute the variance and standard deviation.

A: The sample mean is, x¯=∑xn=5+20+7+19+95=605=12 The sample mean is 12. The sample variance is,…

Q: Consider the following samples. It is known that the population mean from which the sample drawn is…

A: The hypotheses can be constructed as: H0: µ = 5 Ha: µ ≠ 5 Given: Sample size (n) = 21 The…

Q: Which of the following experiments uses independent samples? You want to compare the mean…

A: First option: In this case, it is needed to compare the mean first-month weight gain of a random…

Q: For the following sample, use the computational formula to calculate SS and then compute the sample…

Q: Consider the following statistics in the mid-season of Spanish La Liga. mean ball possession…

A: we have to find 90% confidence interval between mean ball possession here both n < 30 so we will…

Q: Please run a hypothesis test for Ho: σ^2>14,660 Ha: σ^2 =14,660 0.05 significance level…

Q: .What are the values of SS and variance s² for the following sample of n=3 scores? Sample: 1, 4, 7

Q: What value is appropriate to report if the study design was cohort study? A. Chi square = 465.4 B.…

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: The results of a mathematics placement exam at two different campuses of Mercy College follow:…

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

Q: Consider the following samples. It is known that the population mean from which the sample drawn is…

Q: The respiratory disturbance index (RDI), which is the number of apneic and hypopneic episodes per…

A: State the hypotheses. That is, there is no evidence to conclude that the female patients suffer…

Q: Opposing a random sample of size and equal 16A sample average of 185 it is observed the P value of…

A: Given sample size n = 16 and sample mean = 185 We have to find the p-value of the sample statistic…

Q: Given below are the analysis of variance results from a Minitab display. Assume that you want to use…

A: From the given output,

Q: which of the following sample data: sample size= 100 sample mean= 340z/hr sample variance= 90z/…

Q: Consider a sample with data values of 7, 19, 8, 15, and 11. Compute the variance and standard…

A: The provided information are: n=5 To calculate the sample variance calculate the square of the…

Q: It is desired to draw a sample with a 95% confidence level and a 5% significance level from a…

A: The formula of finding a sample size(n) for a given population size and confidence interval is given…

Question

An independent-samples t-test provides the following
data: t-obt is 2.66, t-crit is 2.086
What is the correct statistical conclusion here?
O We fail to reject the null hypothesis and conclude that there is
a significant difference between the groups' means
We reject the null hypothesis and conclude that there is no
significant difference between the groups' means
O We reject the null hypothesis and conclude that there is a
significant difference between the groups' means
O We fail to reject the null hypothesis and conclude that there is
no significant difference between the groups' means

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here