Mathematics, 13.11.2019 01:31 Imthiccasf
National fuelsaver corporation manufactures the platinum gasaver, a device they claim "may increase gas mileage by 22%." here are the percent changes in gas mileage for 15 identical vehicles, as presented in one of the company's advertisements:
48.3 46.9 46.8 44.6 40.2 38.5 34.6 33.7
28.7 28.7 24.8 10.8 10.4 6.9 -12.4
would you recommend use of a t confidence interval to estimate the mean fuel savings in the population of all such vehicles? explain your answer.
Answers: 3
Mathematics, 21.06.2019 19:30, Jenan25
Consider this equation. |y + 6| = 2 what can be concluded of the equation? check all that apply. there will be one solution. there will be two solutions. the solution to –(y + 6) = 2 will be also be a solution to the given absolute value equation. the solution(s) will be the number(s) on the number line 2 units away from –6. the value of y must be positive since the variable is inside absolute value signs.
Answers: 1
Mathematics, 21.06.2019 20:30, elenaabad18
Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries
Answers: 2
National fuelsaver corporation manufactures the platinum gasaver, a device they claim "may increase...
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