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Suppose 150 students are randomly sampled from a population of college students. Among sampled students, the average IQ score is 115 with a standard deviation of 10. What is the 99% confidence interval for the average IQ of college students? Possible Answers: 1) A) E =1.21 B) E = 1.25 C) E =2.52 D) E = 2.11 2) A) 112.48 < < 117.52 B) 113.79 < < 116.21 C) 112.9 < < 117.10 D) 113.75 < < 116.3 If the prefix pro- means "forward," what is the exact meaning of the word propulsion?A.) force that drives something forward. B.) force that writes back. C.) force that places items together. D.) force that sends something away. how to do this question plz 1. Growth of Functions (11 points) (1) (4 points) Determine whether each of these functions is O(x 2 ). Proof is not required but it may be good to try to justify it (a) 100x + 1000 (b) 100x 2 + 1000 Helppp!!!! please!!! The expression 14s(s - 1) can be used to findthe total number of cards created by the ninthgrade students. Based on the given information,which of the following statements must be true?Select all that apply. A stock has an expected return of 12.6 percent, the risk-free rate is 7 percent, and the market risk premium is 10 percent. What must the beta of this stock be Explain how, in late winter, with snow covered ground and a southeasterly wind, advection fog could develop at Atlantas International Airport (located in the US Southeast, over 200 miles from the ocean) to create low visibility and flight delays. Four identical charges particles of charge 1Uc, 2Uc,3Uc and 4Ucare placed at x = lm, x=2m,x=3m andx=5m. The electric field intensityat origin is? Which element from the first text is missing? the citation the supporting evidence the viewpoint the conclusion The rate at which two methyl radicals couple to form ethane is significantly faster than the rate at which two tert-butyl radicals couple. Offer two explanations for this observation. How would an MOD amalgam be charted for tooth number 4? Which medical issue requires a medical specialist? vaccination pregnancy test cancer diagnosis blood pressure check Please please help!!! Study the diagram of circle Z. Points P, O, Q, and R lie on circle Z in such a way that OPQR. If mQZR=(2x+9) and mPZO=(4x11), what is the value of x? x=3.3 x=15.3 x=10 x=12 In a high school swim competition, a student takes 1.6 s to complete 1.5 somersaults. Determine the average angular speed of the diver, in rad/s, during this time interval. Which inequality is represented by this graph?Help please :/ Which proportion would convert 18 ounces into pounds? 9. The U.S. has 10 million miles of road.A. O TrueB. O False The width of a casing for a door is normally distributed with a mean of 24 inches and a standard deviation of 1/8 inch. The width of a door is normally distributed with a mean of 23 7/8 inches and a standard deviation of 1/16 inch. Assume independence. a. Determine the mean and standard deviation of the difference between the width of the casing and the width of the door. b. What is the probability that the width of the casing minus the width of the door exceeds 1/4 inch? c. What is the probability that the door does not fit in the casing? Need Help Please I'm Out Of Time ;( Which of the following questions are statistical questions? Select all that apply How far does Mary live from school? How many students were absent from Mrs. Jenssen's class today? How tall are the sixth-grade students in your school? How many pull-ups can each student in your class do? What was the temperature at 4 p.m. each day this week?