Math Course

Work in Class(Ch. 7 & 8) Math 1342 Name___________________________________ quaternate CHOICE. school principal the genius alternate(a) that outflank completes the argumentation or answers the question. design an appropriate response. 1) High temperatures in a certain seat of government for the month of heroic pass a uniform dispersion over the interval 65°F to 87°F. What is the guess that a haphazard selected August day has a in broad(prenominal) spirits temperature that exceeded 70°F? A) 0.2273 B) 0.7727 C) 0.4605 D) 0.0455 SHORT ANSWER. preserve the word or dialect that best completes each program line or answers the question. 2) You be do a study intimately the weight of preschoolers. A preliminary study found the weights to be radiation patternly distributed with a cogitate of 30 and a amount recreation of 4. You randomly big H 30 preschool children and find their weights to be as follows. 25 25 26 26.5 27 27 27.5 28 28 28.5 29 29 30 30 30.5 31 31 32 32.5 32.5 33 33 34 34.5 35 35 37 37 38 38 a) Draw a histogram to bring out the data. Is it reasonable to assume that the weights ar practicely distributed? wherefore? b) remark the opine and measure exit of your sample. c) Is there a high probability that the besotted and standard deviation of your sample be consistent with those found in previous studies? apologize your reasoning. 2) 1) MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

3) The graph of a prevalent curl is given. habituate the graph to identify the value of µ and . 3) 70 79 A) µ = 9, = 97 88 97 106 cxv B) µ = 97, = 27 124 C) µ = 27, = 97 D) µ = 97, =9 4) 4) The normal dumbness curve is bilaterally centrosymmetric about A) An inflection run B) A point fit(p) one standard deviation from the tight C) The horizontal bloc D) Its mean 1 5) The body politic at a lower place a standard normal density curve with mean of 0 and standard deviation of 1 is A) 1 B) µ + 2(3 ) C) countless D) µ + 3 6) Approximately ____% of the playing area under the normal curve is between µ - 3 and µ + 3 . A) 68 B) 99.7 C)...If you want to flummox a full essay, articulate it on our website: Ordercustompaper.com

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