1. Complete the table Po P- n value a. 100 40/100 8% b. 248 51/248 10% C. 312 100/31 12% 2 d. 486 216/48 9% е. 524 308/52 13% 4
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- 15. Determine the numerical value of the factor (P/F, 8% ,6). A 1.5869 B 0.6274 0.6302 D 1.5938Let a = 5% – 23j and b = 26 +3– 7k then what is a. b =? O a. 12 O b. -8 O C. -12 O d. 1 O e. 8For the following z scores, please tell me the percentage of scores that lie below it: a. 2.5 ___________ b. -1.45 ___________ c. -1 ____________
- b) Susan Smith is asking you a question about the percentage increase in fruit prices from 2017 to 2018 at her favourite fruit market in Parramatta. From the owner, she obtains the prices purchased per week (in kg) and quantities of the three most popular fruits: apples, oranges and lemons. These figures are tabulated below. Price per Kg ($) Quantity (Kg) 2017 2018 2017 2018 Apples 4.25 4.50 35 40 Oranges 3.00 3.50 20 18 Lemons 5.75 6.00 15 19 Using 2017 as the base vearStatistics Question2. Rini prefers red M&Ms over any other color. The Mars Company, makers of M&Ms, claims that 20% of all M&Ms are red. Rini plans to remove M&Ms from her bag one at a time until she gets her first red. How many M&Ms should she expect to remove?
- %£0 l1. l. smid (21).jpg وسائط 21 (2 Points) If P(E) = 0.6 and P(Ē N D) = 0.1, then P(Ē n D) = O 0.4 O 0.3 O 0.7 O 0.6 O 0.16. Setup: JP was curious about the sodium content of organic cornflakes. To investigate this, twenty 300-gram boxes of organic cornflakes were obtained and the sodium content was measured. The data (in milligrams) are as follows: 131.1, 130.7, 130.9, 129.5, 129.6, 128.8, 130.7, 128.3, 128.2, 129.7, 130.1, 129.3, 128.7, 129.0, 129.4, 130.4, 129.5, 130.1, 129.8, 130.0 Task: Perform a hypothesis test using R to determine if you can support a claim that the mean sodium content of this brand of cornflakes differs from 130 milligrams? Use a = 0.08 to make your decision. R Output: Upon running your analysis in R, you obtain the following results: One Sample t-test data: corn = 0.1121 t = -1.6659, df = alternative hypothesis: true mean is not equal to 130 19, р-value 92 percent confidence interval: 129.3458 130.0342 sample estimates: mean of x 129.69 Questions: (a) State the hypotheses used in performing this test. (b) Using the output above, state the decision (Reject or Not Reject Ho) of the…6. Find the value of x: 43% O x = 317 O x= 21.5 O x = 86 O x= 43 to
- V. Give the equivalent conversion of the following measurements. 41.6 teaspoons = 42.8 tablespoons D 43. 10 tablespoons + 2 teaspoons = 44. 4 tablespoons= 45. 2 cups = 46.3 cups = 47.8 cups (4 pints)% = 48.8 quarts = 48. 8 ounces = 50.1 Dash or pinch = less than 2. tablespoon cup cup %3D cup pint pint quart gallon pound teaspoon %3DA. -0.29 B. 0.39 4. If x 31, Xz = 28, s=2.13, ni= 6, n2=7 then t=_ В. 3.68 %3D A. 3.71 С. 3.70 D. 3.69Social media is becoming more and more popular around the world. Suppose a website provides estimates of the number of social media users in various countries. Assume that the results for surveys in the United Kingdom, China, Russia, and the United States are as follows. Use Social Media Yes No United Kingdom 480 320 Country China Russia 235 265 343 Need Help? 357 O Ho: All population proportions are not equal. H₂: P₁ = P₂ = P3 = P4 Read It OHO: Not all population proportions are equal. Ha: P₁ = P₂ = P3 = P4 (a) Conduct a hypothesis test to determine whether the proportion of adults using social media is equal for all four countries. State the null and alternative hypotheses. O Ho: P₁ = P₂ = P3 = P4 H₂: Not all population proportions are equal. United States 620 380 Ho: P₁ = P₂ = P3 = P4 H: All population proportions are not equal. Find the value of the test statistic. (Round your answer to two decimal places.) What is the p-value? (Round your answer to four decimal places.) p-value =…