Jeopardy Large Scale Small Scale Population Conf Int

Jeopardy Large Scale Small Scale Population Conf. Int. Proportions Var. and SD Casual Musings with G $100 $100 $200 $200 $300 $300 $400 $400 $500 $500 Final Jeopardy

Large Scale Conf. Int. - $100 When constructing your confidence interval, what do the following variables represent? E zc n E = Margin of Error Zc = Z-score (for the level of confidence) N = Sample Size

Large Scale Conf. Int. - $200 For large scale confidence intervals, what is variable that represents the point estimate for the sample mean? X-bar

Large Scale Conf. Int. - $300 If your zc = 1. 96, n = 50, and σ = 5. 0, what is your margin of error E (rounded to the nearest tenth)? E = 1. 4

Large Scale Conf. Int. - $400 If your zc = 1. 645, n = 20, and σ = 1. 5, what is your margin of error E (rounded to the nearest tenth)? E = 0. 6

Large Scale Conf. Int. - $500 If your E = 0. 6, x-bar = 22. 9, construct your confidence interval (rounded to the nearest tenth). 22. 3 < μ < 23. 5

Small Scale Conf. Int. - $100 How do you calculate your degree of freedom? d. f. = n - 1

Small Scale Conf. Int. - $200 What is the maximum sample size a person can use if they want to create a small scale confidence interval? (Bonus Points: Why? ) N < 31

Small Scale Conf. Int. - $300 If your tc = 2. 131, n = 16, and s = 10, what is your margin of error E (rounded to the nearest tenth)? E = 5. 3

Small Scale Conf. Int. - $400 If your E = 0. 27, x-bar = 6. 22, construct your confidence interval (rounded to the nearest hundreth). 22. 3 < μ < 23. 5

Small Scale Conf. Int. - $500 You randomly select 16 coffee shops and measure the temperature of the coffee sold at each. You want to create a 95% confidence interval for the mean temperature. You find the mean temperature is 168 o and the margin of error is 5. 8 o. Construct and interpret your confidence interval. 162. 2 < μ < 173. 8 There is a 95% chance that average temperature of coffee sold at these shops will be between 162. 2 o and 173. 8 o

Population Parameters - $100 When constructing population parameters, how can the sample be verified to be a normal distribution? n(p-hat) > 5 n(q-hat) > 5

Population Parameters - $200 In a population proportion, how do we calculate the sample statistics “p-hat? ” “p-hat” = x / n X = # of successes N = sample size

Population Parameters - $300 If your tc = 2. 131, n = 16, and s = 10, what is your margin of error E (rounded to the nearest three decimal points)? E =. 025

Population Parameters - $400 If your zc = 2. 575, n = 900, and p-hat =. 63, what is your margin of error E (rounded to the nearest three decimal points)? E =. 041

Population Parameters - $500 If your E = 0. 041 and p-hat =. 63, construct your confidence interval (rounded to the nearest three decimal points). . 589 < p <. 671

Conf. Int. w/ Var. and SD - $100 When creating your confidence intervals for variance and standard deviation, what type of distribution do we use? Chi-square distribution

Conf. Int. w/ Var. and SD - $200 If our confidence level was 95%, what would be our critical values for X 2 R and X 2 L? X 2 R =. 025 X 2 L =. 975

Conf. Int. w/ Var. and SD - $300 If your s = 1. 2, n = 30, X 2 R = 52. 336, and X 2 L = 13. 121, construct your confidence interval for variance (rounded to the nearest three decimal points). . 80 < σ2 < 3. 18

Conf. Int. w/ Var. and SD - $400 If your s = 1. 6, n = 24, X 2 R = 38. 076, and X 2 L = 11. 689, construct your confidence interval for variance (rounded to the nearest three decimal points). 1. 546 < σ2 < 5. 037

Conf. Int. w/ Var. and SD - $500 If your s = 1. 6, n = 24, X 2 R = 38. 076, and X 2 L = 11. 689, construct your confidence interval for standard deviation (rounded to the nearest three decimal points). 1. 243 < σ < 2. 244

Casual Musings w/ G - $100 What sport did G letter in high school? Bonus points – How many years did G letter in this sport? Hockey

Casual Musings w/ G - $200 What is G’s favorite color? Red

Casual Musings w/ G - $300 Which teacher at Moss gave G detention for cussing in class? (She is still there today) Ms. Bradford

Casual Musings w/ G - $400 How long have G and his wife been together? (Bonus points if you can say together and married) Married – 2. 5 years Together – 5 years

Casual Musings w/ G - $500 What are G’s siblings’ names? Jessica and Nick

Final Jeopardy What are the four conditions a probability experiment must satisfy in order to be a binomial experiment?