What approximate value should come in the place ofquestion mark (?) in the following question? 53.97 ÷ 90.9989 =9 × ?TTA : 49 SecondsA) 12 B) 4C) 2 D) 16E) 8

Question 16Not yet answeredMarked out of 1.00Flag questionTipsQuestion text"A class of 50 students scored an average of a 73 on the final exam. Given the standard deviation is 5, what is the value of t for a student who scored a 67?"Question 16Answera.-8.49b.-16.97c.-17.5d.-7.07Clear my choiceQuestion 17Not yet answeredMarked out of 1.00Flag questionTipsQuestion textTI=83 graphing calculators are more useful in which of the following subject functions?Question 17Answera.Statistics, trigonometry, and algebrab.Only statistics and algebrac.Only statisticsd.Only statistics and trigonometryClear my choiceQuestion 18Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhat is an outlier?Question 18Answera.an observation that may indicate that the distribution is skewed and that one should be very cautious in using tools or intuitions that assume a normal distributionb.an observation that is numerically distant from the rest of the datac.an observation that is often indicative either of measurement error or of the population having a heavy-tailed distributiond.all of these answersClear my choiceQuestion 19Not yet answeredMarked out of 1.00Flag questionTipsQuestion textWhen is the root-mean-square especially useful?Question 19Answera.when a data set includes both positive and negative numbersb.when a data set includes both discrete and continuous valuesc.when a data set includes exclusively positive numbersd.when a data set includes exclusively negative numbersClear my choiceQuestion 20Not yet answeredMarked out of 1.00Flag questionTipsQuestion textLooking at a scatter plot and seeing how close the points are to a line helps to determine what about the statistical relationship?Question 20Answera.verticalityb.strengthc.horizontalityd.direction

Round each of the following values to 2 decimal places:890.232 = Answer 1 Question 2 23.569 = Answer 2 Question 2 187.894 = Answer 3 Question 22.896 = Answer 4 Question 2  8.998 = Answer 5 Question 2 Question 3Not yet answeredMarked out of 5.00Flag questionQuestion textRound each of the following values to 3 decimal places:880.2329 = Answer 1 Question 3 23.568919 = Answer 2 Question 3 197.8956464 = Answer 3 Question 312.889899 = Answer 4 Question 3  118.9998 = Answer 5 Question 3

Which decimals are equivalent to 908.000?

What is the fraction of decimal value 87.00013?

Without using a calculator, estimate 5785÷9.8 and then round your result up to the nearest 10.