How laroe must n be if the width of the 99% interval for u is to be 1.0? (Round your answer up to the nearest whole number.)

Above what cut-off value would we expect to have the top 10% of the scores if the scores are N(1026, 209)

A patient originally weighing 160 lb took a course of medication with a side effect that caused his weight to increase by 25%. (a) How much weight did he gain? (b) What percent of this resulting weight must he now lose in order to return to his original weight? (a) The patient gained lb. (Type a whole number or an exact decimal. If the decimal does not terminate, round to the nearest whole number.)

(c) What percentage of standardized test scores is greater than 725​? ​(Round to one decimal place as​ needed.)

Some states now allow online gambling. As a marketing manager for a casino, you need to determine the percentage of adults in those states who gamble online. How many adults must you survey in order to be 90% confident that your estimate is in error by no more than one percentage point? Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of adults who gamble online. n=0 (Round up to the nearest integer.) b. Assume that 18% of all adults gamble online. n= (Round up to the nearest integer.)

Question 5 of 10 The Tonowing spin back-to-back ster-and-ical plot shows are morenity insurance premiums paid by a sample of 62 students based on their location (23 from the South and 39 from the North) in the same city. Note that each leaf entry has two digits. South 79 78 74 69 67 54 42 41 36 33 20 13 07 94 90 72 68 20 17 84 84 48 07 1 NN 2 3 CO 3 4 4 in 5 North 02 05 10 18 22 24 28 36 51 55 60 66 72 73 81 85 89 92 15 15 16 18 28 29 44 69 76 80 90 96 10 27 32 43 55 76 97 24 45 SUBMIT QUESTION Key: 07 | 2 | 02 means $207 monthly insurance premium for a student in the South and $202 for a student in the North SAVE PROGRESS All folders are up to date. SUBMIT Connected to: Microsoft Exchange B

A polling company reported that 37% of 1018 surveyed adults said that rising gas prices are "very harmful." Complete parts (a) through (d) below. a. What is the exact value that is 37% of 1018? The exact value is. (Type an integer or a decimal.) b. Could the result from part (a) be the actual number of adults who said that rising gas prices are "very harmful"? Why or why not? O A. No, the result from part (a) could not be the actual number of adults who said that rising gas prices are "very harmful" because that is a very rare opinion. O B. No, the result from part (a) could not be the actual number of adults who said that rising gas prices are "very harmful" because a count of people must result in a whole number. O C. Yes, the result from part (a) could be the actual number of adults who said that rising gas prices are "very harmful" because the results are statistically significant. D. Yes, the result from part (a) could be the actual number of adults who said that rising gas prices…