learning.suny.edu/d21/le/content/460881/viewContent/15362845/Viewesc!You are conducting a multinomial Goodness of Fit hypothesis test for the claim that the 4 categoriesoccur with the following frequencies:Ho: PA= 0.4; PB = 0.3; pc = 0.15; pp = 0.15Complete the table. Report all answers accurate to three decimal places.CategoryObserved ExpectedFrequency FrequencyABCD4028←23What is the chi-square test-statistin for this data?x² =7What is the P-Value?P-Value =2For significance level alpha 0.01,What would be the conclusion of this hypothesis test?O Fail to reject the Null HypothesisO Reject the Null HypothesisReport all answers accurate to three decimal places.Calculator25#3$416. CQ Search securyBrowse%MacBook Pro5A-&7* 008

It is needed to test the claim that the 4 categories occur with the given frequencies of pA = 0.4;…

Answered: You are conducting a multinomial…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 31 students. You want to test this claim. You randomly select 18 classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At a = 0.10, can you support the university's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. 34 26 27 35 33 37 28 23 270 25 31 34 30 32 27 30 28 28 (a) Write the claim mathematically and identify Ho and Ha. Which of the following correctly states Ho and H,? O A. Ho: H= 31 O B. Ho: H= 31 OC. Ho: H>31 Ha:H 31 (b) Use technology to find the P-value, P = (Round to three decimal places as needed.) (c) Decide whether to reject or fail to reject the null hypothesis. Which of the following is correct? O A. Reject Ho because the P-value is greater than the significance level. O B. Fail to reject Ho because the P-value i less than the…
The data below represents the daily high temperature (in 0F) recorded at the Mount Washington Observatory in New Hampshire for the first 15 days of February 2021. Use the given data to answer questions 1 - 8. Source: https://www.mountwashington.org 15 21 25 16 21 14 13 -1 6 -2 -6 15 16 21 22 A. What is the first quartile Q1?___________________________ B. What is the third quartile Q3?_________________________ C. Calculate the range._________________ D. A typical data value lies how far from the mean? (Hints: Consider the computed standard deviation) ________________
Read this sentence from the results section of a recent publication regarding the perception of emotions in crowds:"Supporting the crowd-emotion-amplification hypothesis, results showed that the estimated mean crowd emotion was 2.87 points higher (scale from 1 to 50) than the actual mean crowd emotion... t(14533) = 16.8, p < .001...".Assume the authors conducted a one-sample t-test. How many people were in their study analysis?
You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 32 students. You want to test this claim. You randomly select 18 classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At a= 0.10, can you support the university's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. 32 31 26 31 34 41 25 24 290 27 30 33 30 29 28 30 25 23 OD. Ho p 32 Ha p2 32 Ha p< 32 Ha us 32 (b) Use technology to find the P-value. P = (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer.
(c) After you obtain your ten observations, you compute the mean number of hours of sleep. Is this a statistic or a parameter? Why?
You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 31 students. You want to test this claim. You randomly select 18 classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At a = 0.10, can you support the university's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. 34 27 26 35 29 39 25 26 290 28 28 34 30 32 28 29 26 24 (a) Write the claim mathematically and identify Ho and Ha. Which of the following correctly states Ho and H3? O A. Ho: H= 31 B. Ho, μs 31 O c. Ho : μ= 3 Ha: H#31 Ha: u> 31 Ha: H31 OF. Ho: H231 Ha: u231 Ha: us 31 Ha: µ<31 (b) Use technology to find the P-value. P = (Round to three decimal places as needed.) (c) Decide whether to reject or fail to reject the null hypothesis. Which of the following is correct? O A. Reject Ho because the P-value is less than the significance level. O B. Fail…
The researchers used a 3-item 7-point scale to measure consumers' attitudes toward the company. The researchers most likely used the .as the indicator of the scale's quality/reliability. none of the above/below O coefficient alpha coefficient beta coefficient p
Answer the chi-square questions using the data below. Use an ? of 0.10? B A 1 2 3 4 1 20 29 11 19 2 9 18 24 21 a) What is the appropriate test statistic? ---Select--- na z-test One-Sample t-test Independent-Samples t-test Related-Samples t-test One-Way ANOVA Within-Subjects ANOVA Two-Way ANOVA Correlation Slope Chi-Square GoF Chi-Square IndependenceCompute the statistic selected in a): b) Obtain/compute the appropriate values to make a decision about H0.Critical Value = ; Test Statistic = Decision: ---Select--- Reject H0 Fail to reject H0c) Compute the corresponding effect size(s) and indicate magnitude(s).If not appropriate, input and/or select "na" below.Effect Size = ; Magnitude: ---Select--- na trivial effect small effect medium effect large effect
The mean # of hours worked
7: Identify the overall shape of each histogram below: × 15 Correst matchi Would V. (H1) Skewed to the (H3) Skewed to the middle (b) If the highest bar on each histogram corresponds to a value of 15 of the matching variable, as denoted above, then for which of these three histograms does the matching variable have the lowest mean? Briefly say why. if the hig 1/2 (H2) Skowed to the right -nean L [] Compare
Need help with question b (the answer is not -0.64 ; 0.82)
Complete the table. Observed Expected Frequency Frequency Residual Squared Category A 25 21 36 20 What is the chi-square test-statistic for this data? B

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