answer please grade 11

Wille "REAL" If Itw winterwoth true about the 1-dibibullion and "FAKE I'The 272-274 I. the | distilbution h und to citimain population parameter, when the sampin stro amok andifof the population vorafica h unknown. 2. the mean medan and mode are off equal to zero 3. the variance a equal to I 4. The I distribution curve is best-shaped. 5. The standard deviation b always greater than 1. & Half of The total area under The I-attribution curve a equal to 1. 7. The curve is symmetrical about its zero. B. The shape of the I-distitbution curve depends on the sample mean, 9. The talk of the t-distribution curve approach the horizontal axis but never touch it. 10. At the degrees of freedom increase. the 1-distribution curve looks more and more like the normal datribution. 10. Which of the following formulas i used to get the margin of error? Refer to page 307-310 h E = z (0) 11_ Which of the following symbols is used for critical values b. E 12. Which of the following symbols stand for the margin of error 13. What is the critical value of having a 95% confidence level? 0 1:96 b. 128 14. Which of the following formula is used to find Lot the confidence intervals b E=() 15 Which of the following values illustrates confidence level? a. 90% b. 65 16. Il b a proposed explanation, assertion, or assumption about a population parameter or about the distribution of a random variable? irefer to pages.6-7) 0. Hypothesis b. Statistics 17 What's the statistical method used in making decisions using experimental data? a Hypothesis letting b. Analytical testing 18. Which of the following would be an appropriate null hypothesis a. The mean of a population is equal to b. The mean of a population is greater than 75. 19. Which of the following describes an allemative hypothesis using two-tailed test? a. Ha #$50 years ofit b. Haj 450 years old 20. what is the symbol for level of danilcancer