(No. 2) Given: x₁ = 7; x₂ = 5; 5₁² = 2; 5₂² = 4; n₁ = 10; n₂ = 10 STATISTICAL TOOL: T-TEST: TWO SAMPLE MEANS Formula: Solution:
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- [2ndP2] INSTRUCTION: Solve for the following. Show your complete solution and emphasize your final answers. For Ungrouped Data: Consider the given sample: 18,12, 14, 15, 13, 14, 12, 17, 16, 15 Solve for: 3rd Quartile 15th Percentile 2nd Decile Solutions:A sample of n = 9 scores has EX = 108. What is the sample mean? %3D The sample mean isWhat is the value of SP for the following set of data? Y 3. 4
- For a population with u = 80 and o = 10, what is the X value corresponding to z-score = - 2.00? %3D Edit Viow Incort Format Teole TableA sample of 1000 observations taken from population-1 gave x, =290 . Another sample of size 1200 taken from population-2 yielded x,=396. Find the sample pooled proportion. A. 0.6882 B. 0.2146 C. 0.3118 D. 0.0957Papa's Italian Restaurant has collected data about customer sauce orders. It calculated that P(marinara) = 0.74, P(pesto) = 0.62, and P(marinara or pesto) = 0.93. Determine P(marinara and pesto). 0.46 0.43 0.19 0.31
- Z score?Determine the two values of z such that the middle 58% of the data lie between the two z-values. Oz=-0.81 and = 0.81 Oz=-0.55 and = = 0.55 Oz= -0.88 and z = 0.88 Oz=-0.77 and z = 0.77 > Next QuestionWhich type of analysis would you run to answer the question. eg. Chi square goodness of fit, one sample t test no need to run actual analysis simply choose and explain why
