Part 1- Problem 1. A senior high school guidance counselor hypothesized thatpeer group identity may have an effect on the number of schools to which hersenior students applied. She draws five students at random from the "geeks", the"punks", and the "cool kids" of the graduating class and compares the number ofcolleges to which the selected students had submitted an application. (Alpha .05)Data For Part 1- Problem 1PunksCool KidsGeeks4.28.4.2633Null Hypothesis: There is no significant difference in the number of colleges to which studentswith different peer group identify appliedWhat is the main statistical value computed to answer your statisticalIresearch question? *F = 4. 5862F= 8.8665SS between=17.733SS within=23.2Total= 40.933 Data for Part 11- Problem 1 and Problem 2SUBJECTGENDERGENRELENGTH (mm)No ExposureNo ExposureNo ExposureNo ExposureNo ExposureFemaleFemaleFemale4.4FemaleFemaleFemaleJazz7.FemaleFemaleJazzJazz7.FemaleJazz710FemaleJazzRhythm and BluesRhythm and BluesRhythm and BluesRhythm and BluesRhythm and BluesCountryCountryCountryCountryCountryRock and RollRock and Roll11FemaleFemaleFemaleFemale123.134.1415Female216Female17Female18Female19Female3.20FemaleFemaleFemale2142223FemaleRock and Roll4.24FemaleRock and Roll25FemaleRock and Roll26MaleNo Exposure27MaleNo ExposureNo ExposureNo ExposureNo Exposure4.28Male29Male2.30Male4.31MaleJazz7.32MaleJazz7.33MaleJazz34MaleJazz35MaleJazz6.36MaleRhythm and Blues4.Rhythm and BluesRhythm and BluesRhythm and BluesRhythm and BluesCountryCountryCountryCountryCountryRock and Roll37MaleMaleMaleMaleMale3843924041342Male43Male44Male45Male246Male47MaleRock and RollMaleMale48Rock and Roll49Rock and Roll450MaleRock and Roll

ANOVA is the method that used to interpret whether there is any mean significance difference between…

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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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The amount of trash generated by US households (in lbs per day) is normally distributed. You take a sample of 10 people. The sample average is xbar=10.91 lbs, and the sample standard deviation is s=4.736. What is the 99% Conf. Int. for the mean? Group of answer choices a. 6.04 to 15.78 b. 8.33 to 13.49 c. 8.09 to 13.73 d. 7.74 to 14.08
The 2018 General Social Survey contains information on the number of poor mental health days adults in the US had in the last month. The data are below. Calculate the standard error of the mean number of poor mental health days for males. Table 1. Mean number of poor mental health days in the last 30 days by sex Male Female Total Mean 3.02 3.55 6.78 1408 4.06 S.D 6.43 7.07 678 730 Source GSS 2018 F6 F7 F8 F9 F10 F11 F12 FS & 8. 9. 6 de5
Use the data in the table to the right to answer the following questions. Weights (g) of a Sample Bag of Candy Red Blue Brown Green Yellow 0.964 0.793 0.784 0.814 0.966 0.708 0.991 0.845 0.771 0.733 Find the sample proportion of candy that are red. 0.747 0.886 0.782 0.793 0.882 0.766 0.766 0.919 0.923 0.975 0.849 The proportion of red candy = 0.958 0.762 0.712 0.938 0.752 0.915 (Type an integer or decimal rounded to three decimal places as needed.) 0.822 0.844 0.733 0.781 0.976 0.955 0.827 0.939 0.818 0.805 0.812 0.725 0.966 0.815 0.854 0.915
The diameters of ball bearings produced in a manufacturing process can be described using a uniform distribution over the interval 8.5 to 10.5 millimeters. What is the mean diameter of ball bearings produced in this manufacturing process? A. 10 millimeters B. 10.5 millimeters C. 9.5 millimeters D. 9 millimeters
The blood pressure in millimeters was measured for a large sample of people. The average pressure is 140 mm, and the SD of the measurements is 20 mm. The histogram looks reasonably like a normal curv Use the normal curve to estimate the following percentages. Choose the answer that is closest to being correct. A 19.1% B 30.9% C 38.2% D 69.1% E 68.27% A The percentage of people with blood pressure between 130 and 150 mm. B The percentage of people with blood pressure between 140 and 150 mm. D The percentage of people with blood pressure over 150 mm.
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state health web site provides information on the cost-to-charge ratio (the percentage of billed charges that are actual costs to the hospital). The cost-to-charge ratios for both inpatient and outpatient care in 2002 for a sample of six hospitals of that state follow. (Use a statistical computer package to calculate the P-value. Use ?inpatient − ?outpatient. Round your test statistic to two decimal places and your P-value to three decimal places.) Hospital 2002InpatientRatio 2002OutpatientRatio 1 86 78 2 77 58 3 99 77 4 65 57 5 65 50 6 104 69 t = df = P-value = Is there sufficient evidence to suggest that the mean difference cost-to-charge ratio for the state's hospitals is lower for outpatient care than for inpatient care? Use a significance level of 0.05. Yes OR No
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The 2018 General Social Survey contains information on the number of 1F poor mental health days adults in the US had in the last month. The data arę below. Calculate the standard error of the mean number of poor health days for females. Table 1. Mean number of poor mental health days in the last 30 days by sex Male Female Total Mean S.D. 3.55 6.78 1408 3.02 4.06 6.43 7.07 678 730 Source GSS 2018 Your answer
Calculate the 95% margin of error in estimating a population mean for the following values. (Round your answer to three decimal places.) 30,² = 1.2 n =

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What is the main statistical value computed to answer your statistical Iresearch question?* F= 4. 5862 O F= 8.8665 SS between=17.733 SS within=23.2 Total= 40.933