AutoSave O Off ) By Unit 3 HW - Compatibility Mode - Word 9 Search Mariah England ME X File Home Insert Draw Design Layout References Mailings Review View Help Share Comments Times New Roma ~ 12 ~ A" A Aa Ap AaBbCcI AaBbCcI AaBbC AaBbcc] AaB Find Gc Replace Paste BIUab X X A DA 1 Normal 1 No Spac... Heading 1 Heading 2 Title Dictate Editor Select Clipboard Font Paragraph Styles Editing Voice Editor d. About what percent of cars should get between 31 and 37.2 mpg? e. Describe the gas mileage of the worst 2.5% of all cars. 2. Data provided on IQ scores are shown to follow a normal model with a mean of 100 and a standard deviation of 16. What percent of people's IQs would you expect to be: a. Over 80? b. Under 90? c. Between 112 and 132? Page 1 of 2 259 words Text Predictions: On [ Focus + 100% 10:06 AM Type here to search O w ? X 9/3/2021AutoSave O Off ) By Unit 3 HW - Compatibility Mode - Word Search Mariah England ME X File Home Insert Draw Design Layout References Mailings Review View Help Share Comments E. EVEN AaBbCcI AaBbCcI AaBbC AaBbcc] AaB Find Times New Roma ~ 12 ~ A" A Aa Ap Gc Replace Paste BIUab X X A LA 1 Normal 1 No Spac... Heading 1 Heading 2 Title Dictate Editor Select Clipboard Font Paragraph Styles Editing Voice Editor 3. Companies that design furniture for elementary school classrooms produce a variety of sizes for kids of different ages. Suppose the heights of kindergarten children can be described by a Normal model with a mean of 38.2 inches and a standard deviation of 1.8 inches. a. What percent of kindergarten kids should the company expect to be less than 36 inches tall? b. In what height interval should the company expect to find the middle 80% of kindergarteners? c. At least how tall are the biggest 10% of kindergarteners? Page 2 of 2 259 words Text Predictions: On [ Focus + 100% 10:06 AM Type here to search w ? X 9/3/2021AutoSave O Off ) By Unit 3 HW - Compatibility Mode - Word 9 Search Mariah England ME X File Home Insert Draw Design Layout References Mailings Review View Help Share Comments Find Times New Roma ~ 12 ~ A" A Aa A AaBbCcI AaBbCcI AaBbC AaBbcc] AaB Gc Replace Paste BIUab X X A DA 1 Normal No Spac... Heading 1 Heading 2 Title Dictate Editor Select Clipboard Font Paragraph Styles Editing Voice Editor 1. Environmental Protection Agency (EPA) fuel economy estimates for automobile models tested recently predicted a mean of 24.8 mpg and a standard deviation of 6.2 mpg for highway driving. Assume that a normal model can be applied. USE ONLY THE 68-95-99.7 RULE FOR THIS PROBLEM. DO NOT USE Z-SCORES. a. Draw the model for auto fuel economy. Clearly label it, showing what the 68-95-99.7 Rule predicts. b. The central 68% of cars get a gas mileage between what two values? c. About what percent of cars should get more than 31 mpg? Page 1 of 2 259 words Text Predictions: On [ Focus + 100% Type here to search O W 10:06 AM X 9/3/2021