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Do Homework Kianna Ewing Mozilla Firefox https //wwww.mathul .com/Stude 4072708608 questionlda68flushedate STA 3111-Statistics I-Spring 2017 Homework: Chapter 5 Score: 0 of 1 pt. 10 of 11 (9 complete) HW Score: 75%, 825 of 11 pts 5.3.43 la Question Hep The mean gas mileage for a hybrid car is 56 miles per galon. Suppose that the gasoline mleage is approximately normaly dstributed astandad dniation of33 mies per galon a Whatisth a ly epoobley elected hybrid get more than 62 miles per galon? b What is the probability that a randomly selected hytrid gets 51 miles per gallon or less? what is the probabilty that arandomly selected ytndgots detweens es per gallon? d. What is the probability that a randomly selected hybrid gets less than 4 mies per galon? Click here to view a table of areas under the standardzed normal curve a. The probabilty that a randomly selected hybrid gets more than 62 mues per gason is oossi Round to fur decimal ac asneeded b. The probability that a randomly selected hybrid gets 51 miles per gallon or less is Round to four decimal places as needed Enter your in the answer box and then cick Check Answer answer

Explanation / Answer

Solution:

b) z=x- /

z = 51-56/3.3

= -1.480

so then P=0.0694

the probability that a randomly selected hybrid gets 51 miles per gallon or less is 0.0694

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