what statistical test should be used, what are the null and alternative hypotheses, what are the critical values, what is the test statistic, effect size, upper and lower 95% CI, and a conclusion statement? Meannumber ofdendrites.Enrichedcondition.40O(Estimated) 10StandardDeviationA neuroscientist is interested in testing the effects of environment on dendritic branching in the hippocampus (dendrites increase thereceptivity of neurons and may be an important basis of cognition). To test this, he took one group of rats (n = 11) and housed them inan "enriched" environment (consisting of a large box with tunnels to run through, toys to play with, etc.) and then he took another groupof rats (n = 11) and housed them in an "isolate" environment (rats were housed alone without any tunnels or toys). After 6 weeks, thenumber of dendritic spines in a particular region of the hippocampus from these rats was imaged and counted. The results are below.Did the different housing conditions have an effect on the number of dendrite branches? Solve using the steps in hypothesis testing.Isolate condition104educat.nmu.eduIdentify the most appropriate statistical test.MacBook ProCwebsite name+Time left 1:55:00O

We have given that Sample size n1=11 n2= 11 , xbar1=40 xbar2= 10 ,s1=10 ,s2=4 NOTE:- According to…

rested in testing the effects of en and may be an important basis of nent (consisting of a large box with used them in an "isolate" environn pines in a particular region of the H ng conditions have an effect on th Isolate condition 10 4

rested in testing the effects of en and may be an important basis of nent (consisting of a large box with used them in an "isolate" environn pines in a particular region of the H ng conditions have an effect on th Isolate condition 10 4

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: Create a study that must use a within-subjects ANOVA. Must identify any factors, DVs, levels, why it…

A: As per guidelines we will only answer the first three subparts, please repost other subparts for…

Q: Why would we want to use three separate tests instead of ANOVA?

A: Why would we want to use three separate tests instead of ANOVA?

Q: What do effect sizes do that hypothesis tests and the raw difference in meanss don't do? How do…

A: Introduction: The effect size and confidence interval are two quantities associated with a…

Q: Do male and female subjects differ on their pre-test score performance? response to research…

A: Question of the problem : Do male and female subjects differ on their pre-test score performance?…

Q: Explain the Potential Outcomes and the Average Causal Effect of using randomized controlled…

A: A potential outcome is the outcome for an individual under a potential treatment. And the casual…

Q: Listed below are the amounts of net worth (in millions of dollars) of the ten wealthiest celebrities…

A: Part a: From the given data we have the computations for mean and sample standard deviation as…

Q: Hello, I need help with sign tests and how to find the test statistic and p-value.

A: A nonparametric test is a hypothesis test that does not require any specific conditions concerning…

Q: An online poll asked " do you believe the Loch Ness monster exist?" Among 22,306 responses, 68% were…

A: From the provided information, Sample size (n) = 22306 Sample proportion (p̂) = 0.68 Level of…

Q: requiring front license plates at a higher rate than owners of passenger cars. Use a 0.05…

A: a. The proportion of commercial trucks violating laws requiring front license is, Thus, the…

Q: Describe what is measured by the estimated standard error in the bottom of the independent-measures…

A: Explanation: Estimated standard error in the bottom of the independent - measures t-statistic is the…

Q: Is it possible to determine causation from a quasi-experiment? How and why does the interpretation…

A: Introduction: Causation: The cause-and-effect occurs between two groups if the one group makes the…

Q: 1. What is the explanatory variable, and what is the response variable? 2. What are the populations…

A: 1. **Explanatory and Response Variables**: - The explanatory variable (independent variable) is…

Q: confidence interval for the mean response” and prediction interval” for a New response is.

A: The difference between the " confidence interval for the mean response" and the prediction interval…

Q: What are all the p-value correction methods for ANOVA tests and why they are important? Please…

Q: The Survey of Study Habits and Attitudes (SSHA) is a psychological test designed to measure various…

Q: Explain how the level of significance and sample size influence hypothesis testing results. Provide…

Q: What are the differences between histograms and Pareto diagram? Elaborate

A: Introduction :- Here we have to explain what is the difference between histogram and Pareto…

Q: Using the p-value method, should be rejected at the level of significance? Why or why not?

A: We performed t-test for difference between two means assuming equal variances in Excel. Test…

Q: What are some examples of when to use pooled sample testing?

A: We say that samples are pooled when units that might be measured separately are processed together…

Q: that using a 5 percent margin of error w

A: As the name implies, the margin of error is a range of values above and below the actual results…

Q: Describe the difference between a two-sample (independent) t-test and an ANOVA (in terms of what…

A: Comparison of two sample t test and ANOVA

Q: Major television networks conducted a joint poll of viewers and asked them if they felt that beer…

A: Given that, sample 1 is 1000 and favorable case 477, sample 2 is 1000 and favorable case 517. We…

Q: What are two reasons that some people in the field believe significance testing should be banned?…

A: Here we want to discuss reasons that some people in the field believe significance testing should be…

Q: w is it used to conclude there is a statistically significant difference between the mean of…

A: The test which gives global assessment for statistical difference for 2 independent means called…

Q: What is typically tested when we do hypothesis tests ? - significance levels - sample…

A: population parameters

Q: If we reject the null hypothesis for an ANOVA, the next step is: Stop, you're done. There are…

A: According to the given information in this question We need to identify the correct option

Q: What is the test statistic? What is P-value? Reject or Fail to reject?

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

Q: There were 2428 Major League Baseball (MLB) games played in 2014, and the home team won 1288 of…

A: Given , x = 1288 n = 2428 sample proportion , p^=xn=12882428=0.5305 α=0.01

Q: What is the response variable and what is the explanatory variable in above data We would like to…

A: Part 1 In above mentioned data, whether the girl participated in sports in the dependent variable…

Q: The test statistic is correct, but the p-value is wrong.

A: Use Excel function "=NORM.S.DIST(2.45,TRUE)", to obtain the p-value.

Q: Define Prerequisites for Significance Testing?

A: The inference method that is used to support the research claim based on the sample data is called…

Q: What is an appropriate statistic to use for whether race/ethnicity (white, person of color) affects…

A: Test is that whether race/ethnicity affects whether or not people feel safe in their neighborhood.

Q: Define relationship between confidence intervals and significance tests?

A: Test: Denote τ as a population parameter of interest. Suppose sample data are collected from the…

Q: I have a variable of housing status (stable vs. unstable ), and I am comparing it to the number of…

A: There are 2 variables; housing status (stable vs unstable) and number of times arrested.

Q: What is the key role of the hypothesized sampling distribution in hypothesis test?

A: The sampling distribution is the distribution of the statistic. It gives all the possible outcomes…

Q: Explain what are the objectives of ANOVA and how it is formulated. What are the underlying…

A: Introduction: The ANOVA or analysis of variance is a parametric method of hypothesis testing,…

Q: Please help find the test statistic, the p-value of the test, if we reject the null, and if there is…

A: Solution: State the hypotheses Null hypothesis: That is, the rate of inaccurate orders is equal to…

Q: To date, you have learned about statistical significance (rejecting the null hypothesis) and the…

A: Meaning of statistically significant: In statistical analysis, the word “significance” essentially…

Q: 7. If we change the significance level from 5% to 1% how will that change affect the pvalue for the…

A: P value is probability of getting extreme results than what is observed. *Suppose you are doing left…

Question

what statistical test should be used, what are the null and alternative hypotheses, what are the critical values, what is the test statistic, effect size, upper and lower 95% CI, and a conclusion statement?

Mean
number of
dendrites.
Enriched
condition.
40
O
(Estimated) 10
Standard
Deviation
A neuroscientist is interested in testing the effects of environment on dendritic branching in the hippocampus (dendrites increase the
receptivity of neurons and may be an important basis of cognition). To test this, he took one group of rats (n = 11) and housed them in
an "enriched" environment (consisting of a large box with tunnels to run through, toys to play with, etc.) and then he took another group
of rats (n = 11) and housed them in an "isolate" environment (rats were housed alone without any tunnels or toys). After 6 weeks, the
number of dendritic spines in a particular region of the hippocampus from these rats was imaged and counted. The results are below.
Did the different housing conditions have an effect on the number of dendrite branches? Solve using the steps in hypothesis testing.
Isolate condition
10
4
educat.nmu.edu
Identify the most appropriate statistical test.
MacBook Pro
C
website name
+
Time left 1:55:00
O

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Use the data on student load Student Unit Load 3, 12, 6, 9, 6, 12, 15, 12, 7, 9, 3 What is the point estimate for mean student unit load? Construct the 90% confidence interval for mean student load. Assume all requirements have been met.
Discuss when should you use T-test, one-way anova, and pearsons r as a statistical tool in a research paper
What recommendations did the APA task force make about reporting What recommendations did the APA task force make about reporting statistical results (are significance tests alone sufficient?) What recommendations did the APA task force make about reporting
Describe the ANOVA approach for testing differences in sample means.
What is the name of the most appropriate statistical / analysis to use to answer the question for the given study. Be specific.
When and why would you conduct an ANOVA rather than a t-test?
Question is down below
Company records indicate that less than 24% of employees commute to work using public transportation. You suspect this is incorrect and for a sample of 157 employees, and find that 18% of them take public transportation to work. Test the claim using a 10% level of significance. What is the p-value for this test?
Do you think that using a margin of error greater than 5 percent is acceptable when conducting a research study on the poor performance of students at a specific university? Give reasons for your answer and support it with evidence.
What can researchers do to ensure their survey is valid? Why is this important? What are the different types of validity that should be considered? What other concerns may affect validity of the survey?
Consider the sample dataset : 2,4,5,9,10. What is point estimate and sample standard deviation? What is margin of error at 95% confidence level? Calculate confidence intervals at 95% confidence level.
Explain the difference between p-value and Test Statitic.