789According to the given information below, find answers question number 6 through question number 13.While reading a published research report, the following is reported: "When we examined the perceptual skillsdata, the mean of 12.00 from the sample of 45 adolescents differed significantly from the population mean of15.00 for adults, [t(44) = 4.6, p<.05]"Find the given N value.Type your answer....4 pointsWhat hypothesis testing was performed?T testZ test4 points4What a level was used for the conclusion?0.050.010.104 pointsFindTobt from the research conclusion above.(computation is not necessary)ParagraphB I U AA T = 3 x²x₂ E 12ptfr

Hypothesis test are used to compare the sample and population. Hypothesis is the statement of…

Answered: 7 8 9 According to the given…

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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Given the following data for the number of units a sample of 12 students were enrolled in last semester. 14.5 15.0 8.0 13.5 14.0 12.0 16.0 19.5 13.0 15.0 9.5 6.0 Round all of your decimal results to two decimal places (round to the nearest hundredth). (a) Compute the MEAN for the sample of number of units enrolled. Mean = ___________ (b) Compute the STANDARD DEVIATION for the sample of number of units enrolled. Standard Deviation = ____________ (c) Identify the MODE for the sample data. Mode = ____________
Please help me with the following question.
In order to measure the liking of a developed application, tasters were asked to give a score between 1 and 5 for the application. The arithmetic mean of the results obtained was 2.90, and ∑ni mi = 725. How many people was this experiment applied to?
Consider the data from the Anthropology 105 class. The mean for women is 64.33 in and the standard deviation is 2.64 in. The average height of men in the US is approximately 5ft 10in. What proportion of women represented here are shorter than the average man?
What is the IQR for the following box-and-whisker data: Min = 154, LQ = 180, Med = 197.5, UQ = 211, Max = 265 O a. 26 O b. 43.5 O c. 111 O d. 31
130 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency Relative Frequency Cumulative Frequency 18 0.1385 18 1 21 0.1615 39 2 20 59 3 15 0.1154 4 16 0.1231 90 10 0.0769 100 6 0.1231 116 7 14 0.1077 130 a. Complete the table (Use 4 decimal places when applicable) b. What is the cumulative relative frequency for flossing 5 times per week?
A random sample of five observations from three normally distributed populations produced the following data: (You may find it useful to reference the F table.) (table is the screenshot picture) a. Calculate the grand mean. (Round intermediate calculations to at least 4 decimal places and final answer to 4 decimal places.) b. Calculate SSTR and MSTR. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) c. Calculate SSE and MSE. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) d. Specify the competing hypotheses in order to determine whether some differences exist between the population means. _H0: μA = μB = μC; HA: Not all population means are equal. _H0: μA ≤ μB ≤ μC; HA: Not all population means are equal. _H0: μA ≥ μB ≥ μC; HA: Not all population means are equal. e-1. Calculate the value of the F(df1, df2) test statistic. (Round intermediate calculations to at least 4 decimal…
Given the following sample of times students spent completing their first online Statistics exam (measured in minutes): 85 77 96 104 110 92 63 72 88 118 95 83 Compute the mean time needed to complete the first online Statistics exam for this sample. x̅ =??? Round your final answer to one decimal place. = _______________
A pair of dice is rolled 210 times. What is the probability that a total of 7 occurs (a) at least 24 times? (b) between 38 and 48 times inclusive? (c) exactly 35 times? Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table.
8235#/full Pork... EmblemHealth Fin... ACCESS HRA - ACC... Account Link - ACC.. The mean score on this test is: 6.06 The median score on this test is: 6 Add Work Question 2 Find the five-number summary for the following data set. 87 84 89 88 89 81 82 89 88 84 Min Q1 Median Q3 Max 81 82 887.5 88 89 Add Work Question 3 The boxplots below shows salaries for Construction workers and Teachers Construction Teacher
110 adults with gum disease were asked the number of times per week they used to floss before their diagnoses. The (incomplete) results are shown below: # of times floss per week Frequency 0 1 15 2 3 4 5 6 7 5 Relative Frequency 0.1364 0.0454 12 13 14 18 14 19 a. Complete the table (Use 4 decimal places when applicable) 0.1091 0.1182 0.1273 0.1636 0.1273 0.1727 X Cumulative Frequency 32 15 20 45 59 77 91 110
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