i need help with these questions please

mmum Consider the following. 25,11,10, 12, 24, 14 Compute the population standard deviation of the numbers. (Round your answer to two decimal plaoe.) (a) Double each of your original numbers and compute the standard deviation of this new population. (Round your answer to two decimal place.) (in) Use the results of part (a) and Inductive reasoning to state what happens to the standard deviation of a population when each data Item is muEtiplied by a positive constant In t?) The standard deviation is multiplied by -k. C: The standard deviation is k' L) The standard deviation is unchanged. 0 The standard deviation is multiplied by k. C) The standard deviation is divided by k. Construct a back-to-back stem-and-leaf diagram for the data given in the two tables below. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Ages Female Award Recipients 42 41 36 32 41 33 31 72 33 49 38 61 21 41 26 80 42 29 33 36 45 49 39 34 26 25 33 35 35 28 30 29 61 32 33 45 Ages of Male Award Recipients 56 38 60 30 40 42 37 76 39 53 45 36 62 43 51 32 42 54 52 37 38 32 45 60 46 40 36 47 29 43 37 38 45 50 48 60 Ages of Award Recipients Female Male AWN 6 What information is revealed by your diagram? There were more female recipients than male recipients of the Best Actor award. On average, male recipients of the Best Actor award tend to be younger than female recipients. On average, male recipients of the Best Actor award tend to be older than female recipients. On average, male recipients of the Best Actor award tend to be the same age as female recipients. There were more male recipients than female recipients of the Best Actor award. 22 -/3 POINTS AUFEXC4 13.3.016. MY NOTE! A recent survey by the U.S. Census Bureau determined that the median monthly housing rent was $631. If the first quartile for monthly housing rent was $495, find the percent of monthly housing rents that were the following values. (a) more than $495 % (b) less than $631 (c) between $495 and $631 %